List of input parameters of packages FORMS, MODEL, CRT, FD, NET and DATA

A11='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

A12='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

A13='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

A21='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

A22='string'

Name of an output file.

Used by: fd2d.for, modfd.for.

A23='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

A31='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

A32='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

A33='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

A44=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

AA12='string'

Name of an output file.

Used by: newpar.for.

AA13='string'

Name of an output file.

Used by: newpar.for.

AA23='string'

Name of an output file.

Used by: newpar.for.

ABIG=nonnegative real

Parameter controlling the wavenumber cosine filter.

Used by: grdcor.for.

ACOR=positive real

Von Karman correlation length.

Used by: grdckn.for, grdcor.for, grdran2d.for.

ACORG=nonnegative real

Gaussian correlation length.

Used by: grdcor.for, grdran2d.for.

ADVANC=real

Distance to shift an initial point of a ray.

Used by: crtin.for.

ALEMAX=real

Maximum angle for the frame with Lyapunov exponents.

Used by: modle2d.for.

ALEMIN=real

Minimum angle for the frame with Lyapunov exponents.

Used by: modle2d.for.

AMAX=nonnegative real

Maximum wavelength.

Used by: grdcor.for.

AMBIENT=real

Intensity of the ambient light.

Used by: iniwrl.for, srfwrl.for.

AMIN=nonnegative real

Minimum wavelength.

Used by: grdcor.for.

AMP='string'

Name of the output files to contain the grid values of the norm of the vectorial amplitude of the Green function.

Used by: mtt.for.

AMPMAX=real

Maximum value of the amplitude of the Green function to be stored in file AMP.

Used by: mtt.for.

ASC='string'

Name of a formatted file with gridded values.

Used by: ascbin.for, binasc.for.

ASMALL=nonnegative real

Parameter controlling the wavenumber cosine filter.

Used by: grdcor.for.

B=real

Content of blue in the colour of background.

Used by: grdps.for, iniwrl.for, trglps.for.

Content of blue in the colour of lines.

Used by: linwrl.for,

Content of blue in the colour of points.

Used by: ptswrl.for,

Content of blue in the colour of surfaces.

Used by: srfwrl.for,

B11='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

B12='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

B13='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

B21='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

B22='string'

Name of an output file.

Used by: fd2d.for, modfd.for.

B23='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

B31='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

B32='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

B33='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

BB12='string'

Name of an output file.

Used by: newpar.for.

BB13='string'

Name of an output file.

Used by: newpar.for.

BB23='string'

Name of an output file.

Used by: newpar.for.

C11='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

C12='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

C13='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

C21='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

C22='string'

Name of an output file.

Used by: fd2d.for, modfd.for.

C23='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

C31='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

C32='string'

Name of an output file.

Used by: fd2d.for, modfd.for, newpar.for.

C33='string'

Name of an output file.

Used by: fd2d.for, fdmod.for, modfd.for.

CAL='string'

Name of the file with commands.

Used by: grdcal.for.

CAMERA='string'

Name of the file with cameras.

Used by: iniwrl.for.

CC12='string'

Name of an output file.

Used by: newpar.for.

CC13='string'

Name of an output file.

Used by: newpar.for.

CC23='string'

Name of an output file.

Used by: newpar.for.

CKNMAX=real

Maximum value of a correlation function.

Used by: grdckn.for.

CKNOUT='string'

Name of the file with a correlation function.

Used by: grdckn.for.

CNAME='string'

Prefix of the name of shifted points.

Used by: srp.for.

CODE='string'

Name of the file with codes of elementary waves.

Used by: crtin.for.

COLORS='string'

Name of the file with a colour map.

Used by: linwrl.for, ptswrl.for, rpplot.for, srfwrl.for, trglps.for.

COLUMN01='string' to COLUMN69='string'

String to specify the quantity to be written to the corresponding column of the file VRTX.

Used by: modsrf.for.

COROUT='string'

Name of the output file with correlation function.

Used by: grdcor.for.

CPAR1=real

Configuration parameter.

Used by: srp.for.

CPAR2=real

Configuration parameter.

Used by: srp.for.

CREF1=real

Reference colour for multidimensional colour maps.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

CREF2=real

Reference colour for multidimensional colour maps.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

CREF3=real

Reference colour for multidimensional colour maps.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

CREF=real

Reference colour.

Used by: grdps.for, linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

CRTLOG='string'

Name of the output log file.

Used by: crtin.for.

CRTNEW='string'

Name of the file with the names of the new CRT-like output files.

Used by: crt2d3d.for.

CRTOUT='string'

Name of the file with the names of the CRT output files.

Used by: crt2d3d.for, crtpts.for, crtray.for, green.for, invtt.for, mtt.for, rpplot.for.

CTYPE='string'

String specifying the correlation function.

Used by: grdran2d.for.

D1=positive real

Grid spacing along the X1 axis.

Used by: grdran2d.for.

D1=real

Grid spacing along the X1 axis.

Used by: fd2d.for, fdmod.for, grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

D1NEW=real

Grid spacing along the X1 axis for the output grid.

Used by: grdnew.for, grdnorm.for.

D1OUT=real

Grid spacing along the X1 axis for the output grid.

Used by: grdfft.for.

D2=positive real

Grid spacing along the X2 axis.

Used by: grdran2d.for.

D2=real

Grid spacing along the X2 axis.

Used by: grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

D2NEW=real

Grid spacing along the X2 axis for the output grid.

Used by: grdnew.for, grdnorm.for.

D2OUT=real

Grid spacing along the X2 axis for the output grid.

Used by: grdfft.for.

D3=real

Grid spacing along the X3 axis.

Used by: fd2d.for, fdmod.for, grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

D3NEW=real

Grid spacing along the X3 axis for the output grid.

Used by: grdnew.for, grdnorm.for.

D3OUT=real

Grid spacing along the X3 axis for the output grid.

Used by: grdfft.for.

D4=real

Time interval.

Used by: fd2d.for, grdnorm.for, grdps.for.

D4NEW=real

Time interval for the output grid.

Used by: grdnorm.for.

DA=real

Angular step.

Used by: modle2d.for.

DCRT='string'

Name of the file with input data for complete ray tracing.

Used by: crtin.for.

DEN='string'

Name of the output file with gridded densities.

Used by: fd2d.for, fdmod.for, modfd.for.

DER=real

Order of derivative.

Used by: ss.for.

DEVEXP=positive real

Exponent for the renormalization to the maximum deviation from the mean value.

Used by: grdran2d.for, grdstat.for.

DEVMAX=positive real

Maximum deviation from the mean value.

Used by: grdran2d.for, grdstat.for.

DF=real

Frequency step.

Used by: green.for, greenss.for. greentc.for. tcgreen.for.

DIST=real

Distance.

Used by: invtt.for.

DLIGHT='string'

Name of the file with directional lights.

Used by: iniwrl.for.

DM1='string'

Name of the file with a diagonal matrix.

Used by: dmgm.for, gmdmgmt.for, invpts.for, invtt.for, smeigen.for.

DSD=positive real

Desired standard deviation.

Used by: grdran2d.for, grdstat.for.

DSRC=real

Distance between two source points for numerical calculation of point-source geometrical spreading from slowness vectors.

Used by: q2.cal.

DT=real

Time step.

Used by: green.for, greenss.for, ss.for.

DTFD=real

Time step for finite differences.

Used by: fd2d.for.

DX1=real

The X1 component of the translation vector.

Used by: crt2d3d.for.

DX2=real

The X2 component of the translation vector.

Used by: crt2d3d.for.

DX3=real

The X3 component of the translation vector.

Used by: crt2d3d.for.

EPSILON=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

ERRMUL=real

Multiplication factor for the standard deviations.

Used by: invpts.for.

ERRSRF=real

Upper error bound in the position of points at interfaces.

Used by: modsrf.for.

ERRWAN=real

Upper error bound in the propagator matrix.

Used by: green.for.

ESIZE=integer

Number of bytes per a real in binary files.

Used by: ascbin.for, binasc.for.

FACTOR=real

Brightness factor.

Used by: pallet.for.

FDMOD='string'

Name of the file describing a 2-D model composed of homogeneous convex polygons.

Used by: fdmod.for.

FFT=real

Multiplicative factor for FFT.

Used by: grdfft.for.

FFTINI='string'

Name of the file with imaginary part of the input function.

Used by: grdfft.for.

FFTINR='string'

Name of the file with real part of the input function.

Used by: grdfft.for.

FFTOUTI='string'

Name of the file with imaginary part of the output function.

Used by: grdfft.for.

FFTOUTR='string'

Name of the file with real part of the output function.

Used by: grdfft.for.

FHIGH=real

Parameter controlling the frequency cosine filter.

Used by: ss.for.

FLOW=real

Parameter controlling the frequency cosine filter.

Used by: ss.for.

FMAX=real

Maximum frequency.

Used by: green.for, greenss.for, ss.for.

FMIN=real

Minimum frequency.

Used by: green.for, greenss.for, ss.for.

FORM='string'

Form of a file.

Used by: fd2d.for, fdmod.for, modfd.for, newpar.for.

FREESRF=real

Switch to decide about the polygons in free space.

Used by: modsrf.for.

FREF=nonnegative real

Reference frequency for the attenuation.

Used by: greenss.for.

FSTAB='string'

Name of the output file with the information on memory required to store forward stars.

Used by: net.for.

FTT='string'

Name of the data file with the field travel times.

Used by: invtt.for.

G=real

Content of green in the colour of background.

Used by: grdps.for, iniwrl.for, trglps.for.

Content of green in the colour of lines.

Used by: linwrl.for,

Content of green in the colour of points.

Used by: ptswrl.for,

Content of green in the colour of surfaces.

Used by: srfwrl.for,

GAMMA=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

GBE11=real

GBE21=real

GBE31=real

GBE12=real

GBE22=real

GBE32=real

Components of two vectors specifying the plane and coordinates for the initial second derivatives of the complex-valued travel times of Gaussian beams.

Used by: mtt.for.

GBR11=real

GBR12=real

GBR22=real

Real part of the second derivatives of the complex-valued travel times of Gaussian beams in the directions of the given vectors.

Used by: mtt.for.

GBW1='string'

GBW2='string'

Names of the output files to contain the grid values of the square roots of two components of the sum of squares of Gaussian beam widths.

Used by: mtt.for.

GBW11='string'

GBW22='string'

Names of the output files to contain the grid values of two components of the sum of squares of Gaussian beam widths.

Used by: mtt.for.

GBY11=real

GBY22=real

Imaginary part of the second derivatives of the complex-valued travel times of Gaussian beams in the directions of the given vectors.

Used by: mtt.for.

GM1='string'

Name of the file with a general matrix.

Used by: dmgm.for, gmdmgmt.for, gmgm.for, gmt.for, invpts.for, invtt.for, smeigen.for, smgm.for, smsm.for.

GM2='string'

Name of the file with a general matrix.

Used by: dmgm.for, gmgm.for, gmt.for, invpts.for, invtt.for, smgm.for.

GM3='string'

Name of the file with a general matrix.

Used by: gmgm.for, invpts.for, invtt.for.

GNORM=real

Exponent for the normalization.

Used by: grdnorm.for.

GRD='string'

Name of the file with gridded values.

Used by: grdfd.for, grdnew.for, grdnorm.for, grdps.for, grdran2d.for, invpts.for, mgrd.for, mttgrd.for.

GRD1='string'

Name of the file with gridded values.

Used by: grdcal.for, grdfd.for, grdmerge.for.

GRD2='string'

Name of the file with gridded values.

Used by: grdcal.for, grdfd.for, grdmerge.for.

GRD3='string'

Name of the file with gridded values.

Used by: grdcal.for, grdfd.for, grdmerge.for.

GRD4='string'

Name of the file with gridded values.

Used by: grdcal.for, grdmerge.for.

GRD5='string'

Name of the file with gridded values.

Used by: grdcal.for.

GRD6='string'

Name of the file with gridded values.

Used by: grdcal.for.

GRD7='string'

Name of the file with gridded values.

Used by: grdcal.for.

GRD8='string'

Name of the file with gridded values.

Used by: grdcal.for.

GRD9='string'

Name of the file with gridded values.

Used by: grdcal.for.

GRDERR='string'

Name of the file with gridded standard deviations.

Used by: invpts.for.

GRDICB='string'

Name of the file with gridded indices of the complex blocks.

Used by: invpts.for.

GRDNEW='string'

Name of the output file with gridded values.

Used by: grdnew.for, grdnorm.for.

GRDPS2='string' to GRDPS9='string'

Names of the files with gridded values.

Used by: grdps.for.

GREEN='string'

Name of the file with the Green tensor.

Used by: green.for, greenss.for. greenmul.for. greentc.for.

GREENAMP=real

Multiplicative factor.

Used by: greenmul.for.

GREENMUL='string'

Name of the file with the Green tensor.

Used by: greenmul.for.

GREENTC='string'

Name of the file with the Green tensor.

Used by: greentc.for. tccomp.for.

GREENTC1='string'

Name of the file with the Green tensor.

Used by: tccomp.for.

GREENTC2='string'

Name of the file with the Green tensor.

Used by: tccomp.for.

HEIGHT=real

Height of the paper in a portrait position.

Used by: grdps.for, trglps.for.

HILB=real

Order of Hilbert transform.

Used by: ss.for.

HIST='string'

Name of the file with the ray histories.

Used by: mttgrd.for.

HOFFSET=real

Distance from the leftmost paper edge.

Used by: grdps.for, trglps.for.

HRAUX=real

Height (in cm) of symbols for auxiliary rays.

Used by: rpplot.for.

HRBAS=real

Height (in cm) of symbols for basic rays.

Used by: rpplot.for.

HREC=real

Height (in cm) of symbols for receivers.

Used by: rpplot.for.

HRTWO=real

Height (in cm) of symbols for two-point rays.

Used by: rpplot.for.

HSIZE=real

Horizontal size of the image.

Used by: grdps.for, rpplot.for, trglps.for.

HTEXT=real

Height (in cm) of texts.

Used by: rpplot.for.

ICB='string'

Name of the file with gridded indices of the complex blocks.

Used by: grid.for.

ICBEXT=integer

Switch to decide which complex block is to be gridded.

Used by: grid.for.

ICREC=positive integer

Index of the colour to plot the receivers.

Used by: rpplot.for.

IMGRD=integer

Switch to decide whether "snapshots" are to be stored in separate files.

Used by: mgrd.for, mttgrd.for.

IN='string'

Name of an unformatted file with gridded values.

Used by: ascbin.for, binasc.for.

IND='string'

Name of the index file.

Used by: grid.for.

INDFUN=integer

Index of the surface or of the complex block.

Used by: invpts.for.

INIDIM=integer

Dimensionality of the source.

Used by: crtin.for.

INIPAR=integer

Parametrization of the rays.

Used by: crtin.for.

INIT='string'

Name of the file with the data specifying the line or surface initial conditions for rays.

Used by: crtin.for.

INTF='string'

Name of the file containing the points situated at interface(s).

Used by: intf.for.

INTFOUT='string'

Name of the output file with functional values.

Used by: intf.for.

INVLOG='string'

Output log file.

Used by: invtt.for.

IRAUX=integer

Switch to decide whether auxiliary rays are to be plotted.

Used by: rpplot.for.

IRBAS=integer

Switch to decide whether basic rays are to be plotted.

Used by: rpplot.for.

IRTWO=integer

Switch to decide whether two-point rays are to be plotted.

Used by: rpplot.for.

ISANG=integer

Switch to decide whether ray domain or reference surface is to be plotted.

Used by: rpplot.for.

ISEED=integer

Seed for the generation of pseudorandom numbers.

Used by: grdran.for, grdran2d.for.

ISHP=integer

Switch to decide whether objects of all histories or of a single history are to be plotted.

Used by: rpplot.for.

ISRC=integer

Switch to decide which points are to be written.

Used by: crtpts.for.

ISREC=positive integer

Index of symbols for plotting the receivers.

Used by: rpplot.for.

ISRF=integer

Switch to decide whether material parameters or function describing surface will be gridded.

Used by: grid.for.

ISUC=integer

Switch to specify whether all histories or successful histories only are to be plotted in colours.

Used by: rpplot.for.

ITHOM=integer

Switch to decide whether homogeneous triangles will be plotted.

Used by: rpplot.for.

IVALUE01=integer to IVALUE69=integer

Integer value required for some special cases of COLUMNii.

Used by: modsrf.for.

KALL=integer

Switch between all rays and two-point rays only.

Used by: crtpts.for, crtray.for.

KAPPA=real

Multiplicative factor.

Used by: grdckn.for, grdcor.for.

KEXP=real

Exponent of the cosine frequency-domain filter.

Used by: ss.for.

KODESP=integer

Switch for the description of plots with seismograms.

Used by: sp.for.

KOLERR=integer

Column containing the standard deviations.

Used by: invpts.for.

KOLFUN=integer

Column containing the index of the function or of the complex block.

Used by: invpts.for.

KOLLIN=integer

Column containing the colours for lines.

Used by: linwrl.for.

KOLNEG=integer

Column containing the colours for the negative sides of interfaces.

Used by: srfwrl.for.

KOLOR=positive integer

Index of colour to plot seismograms.

Used by: sp.for.

KOLOR1=positive integer to KOLOR9=positive integer

Indices of colours to plot seismograms.

Used by: sp.for.

KOLPOS=integer

Column containing the colours for the positive sides of interfaces.

Used by: srfwrl.for.

KOLPTS=integer

Column containing the colours for points.

Used by: ptswrl.for.

KOLSRF=integer

Column containing the colours for the triangles.

Used by: trglps.for.

KOLUMN=integer

Column with the values.

Used by: intf.for, invpts.for,

KOOR1=integer

Index of the first coordinate of 2-D section.

Used by: modle2d.for.

KOOR2=integer

Index of the second coordinate of 2-D section.

Used by: modle2d.for.

KOORGRD=integer

Coordinates for discretization at gridpoints of a rectangular grid.

Used by: grid.for.

KRGB='string'

Name of the input file with RGB table.

Used by: pallet.for.

KRGBNEW='string'

Name of the output file with RGB table.

Used by: pallet.for.

KSIG=integer

Type of the source time function.

Used by: fd2d.for, ss.for.

KSRFC=integer

Parameter describing the form of file INTF.

Used by: intf.for.

KTT=integer

Switch to control the form of strings in the output file.

Used by: crtpts.for.

L1=positive integer

Number of small bricks in X1 direction.

Used by: grid.for, net.for.

L1MAX=integer

Maximum number of small bricks in X1 direction.

Used by: netind.for.

L2=positive integer

Number of small bricks in X2 direction.

Used by: grid.for, net.for.

L2MAX=integer

Maximum number of small bricks in X2 direction.

Used by: netind.for.

L3=positive integer

Number of small bricks in X3 direction.

Used by: grid.for, net.for.

L3MAX=integer

Maximum number of small bricks in X3 direction.

Used by: netind.for.

LA1=integer

Numerical parameter.

Used by: fd2d.for.

LEMAX=real

Maximum value for the frame with Lyapunov exponents.

Used by: modle2d.for.

LFREE=integer

Switch to decide whether undefined free-space blocks are to be reported.

Used by: modchk.for.

LIN='string'

Name of the file with lines.

Used by: bndlin.for, invpts.for, linden.for, linwrl.for.

LINOUT='string'

Name of the file with lines.

Used by: linden.for.

LOG='string'

Name of the log file.

Used by: grdran2d.for.

LOVER=integer

Indicates whether overlapping blocks are allowed.

Used by: modchk.for.

LPAR='string'

Name of the file with the material parameters to be gridded.

Used by: grid.for.

LRIGHT='letter'

Specifies right-handed or left-handed plot coordinate system.

Used by: trglps.for.

M1='string'

Name of the file with a single integer number.

Used by: dmgm.for, gmdmgmt.for, gmgm.for, gmt.for, grdcal.for, invpts.for, invsoft.for, invtt.for, modmod.for, smeigen.for, smgm.for, sminv.for, smpower.for, smsm.for, smsmsm.for.

M2='string'

Name of the file with a single integer number.

Used by: dmgm.for, gmdmgmt.for, gmgm.for, gmt.for, grdcal.for, invpts.for, invtt.for, smgm.for.

M2IN='string'

Name of the file with a single integer number.

Used by: invpts.for, invtt.for.

M3='string'

Name of the file with a single integer number.

Used by: gmgm.for.

M4='string'

Name of the file with a single integer number.

Used by: grdfft.for.

MGRD='string'

Name of the file with multivalued gridded values.

Used by: mgrd.for, mttgrd.for.

MHIST='string'

Name of the file with gridded histories.

Used by: mtt.for.

MODCHK='string'

Name of the file with additional free-space blocks.

Used by: modchk.for.

MODEL='string'

Name of the file with the data for a model.

Used by: bndlin.for, crtin.for, green.for, grid.for, intf.for, invpts.for, invsoft.for, invtt.for, modchk.for, modle2d.for, modfd.for, modmod.for, modsrf.for, sec.for.

MODIN='string'

Name of the file describing the form of the parametrization of the output model.

Used by: modmod.for.

MODIND='string'

Name of the file containing the indices of model parameters.

Used by: invsoft.for, modmod.for.

MODL2='string'

Name of the file containing the L2 scalar products of the model basis functions.

Used by: invsoft.for.

MODLED='string'

Name of the file containing the directional Lyapunov exponents.

Used by: modle2d.for.

MODLEF='string'

Name of the file with the frame of the graph of the directional Lyapunov exponents.

Used by: modle2d.for.

MODLEM='string'

Name of the file containing the mean Lyapunov exponent for the model (a single value).

Used by: modle2d.for.

MODLOG='string'

Name of the file with the report on the consistency check.

Used by: modchk.for.

MODNEW='string'

Name of the file with the values of model parameters (coefficients at the model basis functions).

Used by: modmod.for.

MODOUT='string'

Name of the file describing the new model.

Used by: modmod.for.

MODPAR='string'

Name of the file with the values of model parameters (coefficients at the model basis functions).

Used by: invsoft.for.

MODSOB='string'

Name of the file containing the Sobolev scalar products of the model basis functions.

Used by: invsoft.for.

MP1='string'

Name of the file with the first component of the slowness vector.

Used by: mtt.for.

MP2='string'

Name of the file with the second component of the slowness vector.

Used by: mtt.for.

MP3='string'

Name of the file with the third component of the slowness vector.

Used by: mtt.for.

MPAR=integer

Kind of a material parameter.

Used by: grid.for, invpts.for.

MPQ11='string', MPQ12='string', MPQ13='string', MPQ14='string', MPQ21='string', MPQ22='string', MPQ23='string', MPQ24='string', MPQ31='string', MPQ32='string', MPQ33='string', MPQ34='string', MPQ41='string', MPQ42='string', MPQ43='string', MPQ44='string'.

Names of the files with components of the 4 times 4 ray propagator matrix.

Used by: mtt.for.

MPTS=integer

Number of points of the time functions at the output check plot.

Used by: ss.for.

MTT='string'

Name of the file with travel times.

Used by: mtt.for.

N1=integer

Number of gridpoints in X1 direction.

Used by: ascbin.for, binasc.for, fd2d.for, fdmod.for, grdcal.for, grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdmerge.for, grdnew.for, grdnorm.for, grdps.for, grdpts.for, grdran.for, grdran2d.for, grdstat.for, grid.for, mgrd.for, modchk.for, modfd.for, modsrf.for, mtt.for, mttgrd.for, net.for, newpar.for, ptsgrd.for.

N1FFT=positive integer

Number of gridpoints for the Fourier transform in X1 direction.

Used by: grdfft.for.

N1NEW=integer

Number of gridpoints in X1 direction.

Used by: grdnew.for, grdnorm.for.

N1OUT=positive integer

Number of gridpoints in X1 direction.

Used by: grdfft.for.

N2=integer

Number of gridpoints in X2 direction.

Used by: ascbin.for, binasc.for, fd2d.for, grdcal.for, grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdmerge.for, grdnew.for, grdnorm.for, grdps.for, grdpts.for, grdran.for, grdran2d.for, grdstat.for, grid.for, mgrd.for, modchk.for, modfd.for, modsrf.for, mtt.for, mttgrd.for, net.for, newpar.for, ptsgrd.for.

N2FFT=positive integer

Number of gridpoints for the Fourier transform in X2 direction.

Used by: grdfft.for.

N2NEW=integer

Number of gridpoints in X2 direction.

Used by: grdnew.for, grdnorm.for.

N2OUT=positive integer

Number of gridpoints in X2 direction.

Used by: grdfft.for.

N3=integer

Number of gridpoints in X3 direction.

Used by: ascbin.for, binasc.for, fd2d.for, fdmod.for, grdcal.for, grdckn.for, grdcor.for, grdfd.for, grdfft.for, grdmerge.for, grdnew.for, grdnorm.for, grdps.for, grdpts.for, grdran.for, grdstat.for, grid.for, mgrd.for, modchk.for, modfd.for, modsrf.for, mtt.for, mttgrd.for, net.for, newpar.for, ptsgrd.for.

N3FFT=positive integer

Number of gridpoints for the Fourier transform in X3 direction.

Used by: grdfft.for.

N3NEW=integer

Number of gridpoints in X3 direction.

Used by: grdnew.for, grdnorm.for.

N3OUT=positive integer

Number of gridpoints in X3 direction.

Used by: grdfft.for.

N4=positive integer

Number of time slices ("snapshots").

Used by: mttgrd.for, fd2d.for, grdcal.for, grdfd.for, grdfft.for, grdnorm.for, grdps.for, mgrd.for.

N4NEW=positive integer

Number of time slices ("snapshots").

Used by: grdnorm.for.

NA=integer

Number of angular directions.

Used by: modle2d.for.

NAME='string'

String containing the GOCAD name of the set of lines, points, or of the surface.

Used by: linwrl.for, ptswrl.for, srfwrl.for.

NDIG=integer

Specification of the output format.

Used by: binasc.for.

NDIM=positive integer

Spatial dimension.

Used by: grdckn.for, grdcor.for.

NEGPAR=integer

Flag whether the negative values of material parameters are allowed.

Used by: invpts.for, invtt.for.

NET='string'

Name of the input data file containing the references to other input and output files.

Used by: net.for.

NF=integer

Number of frequencies.

Used by: green.for, greenss.for, greenmul.for, greentc.for, tcgreen.for.

NFFT=integer

Number of the time samples for the fast Fourier transform.

Used by: green.for, greenss.for, ss.for.

NFSMAX=integer

Maximum size of a forward star; parameter deciding about TTT mode.

Used by: net.for.

NH=positive integer

Number of sections in rows of the image.

Used by: grdps.for.

NHALF=integer

Kind of finite difference scheme.

Used by: grdfd.for.

NL1MAX=integer

Maximum value of N1*L1.

Used by: netind.for.

NL2MAX=integer

Maximum value of N2*L2.

Used by: netind.for.

NL3MAX=integer

Maximum value of N3*L3.

Used by: netind.for.

NLINDEN=integer

Number of subparts of a line.

Used by: linden.for.

NORDER=even positive integer

Order of finite difference scheme.

Used by: grdfd.for.

NORMSP=integer

Type of amplitude scaling.

Used by: sp.for.

NQ=integer

Number of quantities.

Used by: crtpts.for, crtray.for.

NS=integer

Number of segments.

Used by: modle2d.for.

NTFD=integer

Number of time levels.

Used by: fd2d.for.

NUM='string'

Name of the file with numbers of values at gridpoints.

Used by: mgrd.for, mtt.for, mttgrd.for.

NWAVE=positive integer

Number of the wave to be plotted.

Used by: rpplot.for.

NX=integer

Number of lines for computation of Lyapunov exponents.

Used by: modle2d.for.

O1=real

First coordinate of the origin of a grid.

Used by: fd2d.for, fdmod.for, grdckn.for, grdcor.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

O1NEW=real

First coordinate of the origin of a grid.

Used by: grdnew.for, grdnorm.for.

O1OUT=real

First coordinate of the origin of a grid.

Used by: grdfft.for.

O2=real

Second coordinate of the origin of a grid.

Used by: grdckn.for, grdcor.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

O2NEW=real

Second coordinate of the origin of a grid.

Used by: grdnew.for, grdnorm.for.

O2OUT=real

Second coordinate of the origin of a grid.

Used by: grdfft.for.

O3=real

Third coordinate of the origin of a grid.

Used by: fd2d.for, fdmod.for, grdckn.for, grdcor.for, grdfft.for, grdnew.for, grdnorm.for, grdpts.for, modfd.for, modsrf.for, mtt.for, net.for, ptsgrd.for.

O3NEW=real

Third coordinate of the origin of a grid.

Used by: grdnew.for, grdnorm.for.

O3OUT=real

Third coordinate of the origin of a grid.

Used by: grdfft.for.

O4=real

Time corresponding to the first spatial grid.

Used by: grdnorm.for.

Time of the first snapshot.

Used by: fd2d.for.

O4NEW=real

Time corresponding to the first spatial grid.

Used by: grdnorm.for.

OA=real

The first angle for the calculation of Lyapunov exponents.

Used by: modle2d.for.

OF=real

The first frequency.

Used by: green.for, greenss.for. greentc.for. tcgreen.for.

OLDMOD=real

Percentage of the kept original model.

Used by: modmod.for.

OT=real

Initial travel time.

Used by: greentc.for.

OUTU='string'

Name of the file with seismograms.

Used by: fd2d.for.

OUTW='string'

Name of the file with seismograms.

Used by: fd2d.for.

PICDAT='string'

Name of the input file to control plotting.

Used by: pictures.for.

PICTURE='string'

Name of the output PostScript file with the plotted picture.

Used by: pictures.for.

PLGN='string'

Name of the file with polygons (indices of vertices).

Used by: modsrf.for, plgn.for, trgl.for.

PLGNS='string'

Name of the file with polygons (names of vertices).

Used by: modsrf.for, plgn.for.

PLIGHT='string'

Name of the file with point lights.

Used by: iniwrl.for.

PLIM1=real

Minimum of the first plot coordinate.

Used by: rpplot.for.

PLIM2=real

Maximum of the first plot coordinate.

Used by: rpplot.for.

PLIM3=real

Minimum of the second plot coordinate.

Used by: rpplot.for.

PLIM4=real

Maximum of the second plot coordinate.

Used by: rpplot.for.

POWER01=real to POWER69=real

Power of the quantity to be written to the corresponding column.

Used by: modsrf.for.

POWER=real

Power of the matrix.

Used by: smpower.for.

POWERM=real

Power of the material parameter.

Used by: invpts.for.

POWERN=real

Exponent or index related to fractal dimension (e.g., the exponent describing the self-affine random medium).

Used by: grdckn.for, grdcor.for, grdran2d.for, loc1.cal.

PROJ1=real

First component of the projection vector.

Used by: mtt.for.

PROJ2=real

Second component of the projection vector.

Used by: mtt.for.

PROJ3=real

Third component of the projection vector.

Used by: mtt.for.

PROPERTIES='string'

String containing names of properties.

Used by: linwrl.for, ptswrl.for, srfwrl.for.

PS='string'

Name of the output PostScript file.

Used by: grdps.for.

PSHEX='string'

Name of the output file containing hexadecimal grid data and the PostScript trailer.

Used by: grdps.for.

PTS='string'

Name of the file with points.

Used by: crtpts.for, grdckn.for, grdpts.for, invpts.for, invtt.for, ptsgrd.for, ptswrl.for.

PTSGRD='string'

Name of the output with grid values at points.

Used by: ptsgrd.for.

QFC='string'

Name of the output file with gridded P-wave quality factor.

Used by: fdmod.for, modfd.for.

QMIN=real

Minimum value of point-source geometrical spreading. Smaller grid values are replaced by QMIN.

Used by: q2.cal.

QMAX=real

Maximum value of point-source geometrical spreading. Greater grid values are replaced by QMAX.

Used by: q2.cal.

R=real

Content of red in the colour of background.

Used by: grdps.for, iniwrl.for, trglps.for.

Content of red in the colour of lines.

Used by: linwrl.for,

Content of red in the colour of points.

Used by: ptswrl.for,

Content of red in the colour of surfaces.

Used by: srfwrl.for,

RANOUT='string'

Name of the file with pseudorandom values.

Used by: grdran.for.

RAYS='string'

Name of the file with rays.

Used by: crtray.for.

REC='string'

Name of the file with receiver(s).

Used by: crtin.for, crtpts.for, crtray.for, fd2d.for, green.for, rpplot.for, sp.for. tcgreen.for.

RF='string'

Name of the file with the frequency-domain response function.

Used by: greenss.for, ss.for.

RIDGE1=positive real

Numerical parameter controlling the check for the ridges of the first-arrival travel time.

Used by: net.for.

RIDGE2=positive real

Numerical parameter controlling the check for the ridges of the first-arrival travel time.

Used by: net.for.

RLMAX=nonnegative real

Parameter controlling the low-pass wavenumber cosine filter.

Used by: grdran2d.for.

RLMIN=nonnegative real

Parameter controlling the low-pass wavenumber cosine filter.

Used by: grdran2d.for.

RMATRIX='string'

Name of file with the parameters of fine layered structures at the receiver sites.

Used by: greenss.for.

ROTATE=real

Angle in degrees to rotate the image.

Used by: grdps.for, trglps.for.

RPAR='string'

Name of the file with the data specifying the take-off parameters of the rays.

Used by: crtin.for.

RPPLOT='string'

Name of the output PostScript file.

Used by: rpplot.for.

SAMP=real

Parameter to amplify the rotation before further processing of wavefield snapshots.

Used by: snap.cal.

SECDAT='string'

Name of the file containing input data for the specification of the sections of the model.

Used by: sec.for.

SECTS='string'

Name of the output file with the generated sections.

Used by: sec.for.

SHIFT1=real

First component of the vector to shift the lines.

Used by: linwrl.for, ptswrl.for.

SHIFT2=real

Second component of the vector to shift the lines.

Used by: linwrl.for, ptswrl.for.

SHIFT3=real

Third component of the vector to shift the lines.

Used by: linwrl.for, ptswrl.for.

SHININESS=real

Shininess of the surfaces (sometimes called transmit).

Used by: srfwrl.for.

SHOWPAGE=integer

Optionally disabling the PostScript "showpage" command.

Used by: grdps.for.

SIGA=real

Amplitude of the maximum of the signal or its envelope.

Used by: ss.for.

Reference amplitude of the excitation wavelet.

Used by: fd2d.for.

SIGDIG='string'

Name of the file containing the digitized time function.

Used by: ss.for.

SIGF=positive real

Reference frequency.

Used by: fd2d.for, ss.for.

SIGGSE='string'

Name of the file in the GSE format containing the source time function and its Hilbert transform (for seismic force), or their derivatives (for seismic moment).

Used by: greenss.for, ss.for.

SIGPH=real

Phase in radians.

Used by: ss.for.

SIGPLOT='string'

Name of the output PostScript file.

Used by: ss.for.

SIGT=real

Reference time of the given signal.

Used by: ss.for.

SIGW=positive real

Relative width of the signal.

Used by: ss.for.

SIN2TH=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

SM1='string'

Name of the file with a symmetric matrix.

Used by: gmdmgmt.for, smeigen.for, smgm.for, sminv.for, smpower.for, smsm.for, smsmsm.for.

SM2='string'

Name of the file with a symmetric matrix.

Used by: sminv.for, smpower.for, smsm.for, smsmsm.for.

SM3='string'

Name of the file with a symmetric matrix.

Used by: smsmsm.for.

SMALL=positive real

Parameter to neglect relatively small amplitudes.

Used by: ss.for.

SNAP1='string'

Name of the output file with the displacement.

Used by: fd2d.for.

SNAP3='string'

Name of the output file with the displacement.

Used by: fd2d.for.

SOBMUL=real

Scaling parameter of the Sobolev scalar products.

Used by: addsob.cal.

SOBOLEV='string'

Name of the file with the coefficients describing the Sobolev scalar product under consideration.

Used by: invsoft.for.

SOBW00=real to SOBW47=real

Weights of Sobolev scalar products.

Used by: invsoft.for.

SOURCE='string'

Name of the file with the seismic force or moment.

Used by: greenss.for.

SP1='string'

Name of the output PostScript file with the plot of the first component of the synthetic seismograms.

Used by: sp.for.

SP2='string'

Name of the output PostScript file with the plot of the second component of the synthetic seismograms.

Used by: sp.for.

SP3='string'

Name of the output PostScript file with the plot of the third component of the synthetic seismograms.

Used by: sp.for.

SPAMP=real

Amplitude scale for all 3 components.

Used by: sp.for.

SPAMP1=real to SPAMP9=real

Individual amplitude scales for SS1 to SS9.

Used by: sp.for.

SPAMPX1=real

Amplitude scale for the first component.

Used by: sp.for.

SPAMPX2=real

Amplitude scale for the second component.

Used by: sp.for.

SPAMPX3=real

Amplitude scale for the third component.

Used by: sp.for.

SPCHRH=real

Character height in cm.

Used by: sp.for.

SPDIST=real

Reference hypocentral distance for the amplitude power scaling.

Used by: sp.for.

SPECULAR=real

Intensity of the specular reflections from glossy surfaces.

Used by: srfwrl.for.

SPEXP=real

Exponential scaling of seismograms with respect to time.

Used by: sp.for.

SPEXP1=real to SPEXP9=real

Individual scale exponents for SS1 to SS9.

Used by: sp.for.

SPEXPT=real

Exponential scaling of seismograms with respect to time.

Used by: sp.for.

SPHILI='string'

Name of the file with the travel times to be highlighted.

Used by: sp.for.

SPHIWI=real

Width of the highlighted area when plotting travel times.

Used by: sp.for.

SPOWER=real

Exponent of the amplitude power scaling.

Used by: sp.for.

SPOWER1=real to SPOWER9=real

Individual exponents of the amplitude power scaling for SS1 to SS9.

Used by: sp.for.

SPTDIV=real

Number of intervals along the time axis.

Used by: sp.for.

SPTLEN=real

Length of the vertical time axis in cm.

Used by: sp.for.

SPTMAX=real

Maximum time or reduced time.

Used by: sp.for.

SPTMIN=real

Minimum time or reduced time.

Used by: sp.for.

SPTSUB=real

Number of subintervals.

Used by: sp.for.

SPVRED=real

Reduction velocity.

Used by: sp.for.

SPXDIV=real

Number of intervals along the horizontal axis.

Used by: sp.for.

SPXLEN=real

Length of the horizontal axis in cm.

Used by: sp.for.

SPXMAX=real

Maximum of the horizontal plot axis.

Used by: sp.for.

SPXMIN=real

Minimum of the horizontal plot axis.

Used by: sp.for.

SPXSUB=real

Number of subintervals.

Used by: sp.for.

SPYMAX=real

Maximum of the vertical plot axis.

Used by: sp.for.

SPYMIN=real

Minimum of the vertical plot axis.

Used by: sp.for.

SRC='string'

Name of the file with source(s).

Used by: crtin.for, crtpts.for, crtray.for, fd2d.for, green.for, sp.for. tcgreen.for.

SRP='string'

Name of the file with the unshifted points and derivatives.

Used by: srp.for.

SS='string'

Name of the file with the seismograms in the GSE format.

Used by: fd2d.for, greenss.for, sp.for, ss.for.

SS1='string' to SS9='string'

Names of the files with seismograms in the GSE format.

Used by: sp.for.

SSLOG='string'

Name of the output log file of program SS.

Used by: ss.for.

SSPLOT='string'

Name of the output PostScript file.

Used by: ss.for.

SSVRED=real

Specification of the time window for the synthetic seismograms.

Used by: ss.for.

STATIN='string'

Name of the file containing the input gridded data.

Used by: grdstat.for.

STATOUT='string'

Name of the file containing the rescaled gridded data.

Used by: grdstat.for.

SYMBOLS='string'

Name of the file with indices of symbols for ray histories.

Used by: rpplot.for.

T=real

Arrival time at the receiver.

Used by: loc1.cal.

TCCOMP='string'

Name of the file with differences of propagator matrices.

Used by: tccomp.for.

TCGREENE='string'

Name of the file with the exact propagator matrix.

Used by: tcgreen.for.

TCGREENW='string'

Name of the file with the coupling ray theory propagator matrix.

Used by: tcgreen.for.

TCGREENQ='string'

Name of the file with the quasi-isotropic propagator matrix.

Used by: tcgreen.for.

TCGREENA='string'

Name of the file with the anisotropic propagator matrix.

Used by: tcgreen.for.

TCGREENI='string'

Name of the file with the isotropic propagator matrix.

Used by: tcgreen.for.

TCK=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

TERR=real

Standard deviation of the arrival time.

Used by: loc1.cal.

TEXTP='string'

First part of the names of points.

Used by: modsrf.for.

TIMUL=nonnegative real

Multiplication factor for the imaginary part of the travel time.

Used by: greenss.for.

TINT=nonnegative real

Maximum time interval.

Used by: greenss.for.

TRANSP=real

Transparency of the surfaces (sometimes called transmit).

Used by: srfwrl.for.

TRED=real

Specification of the time window for the synthetic seismograms.

Used by: ss.for.

TRGL='string'

Name of the file with triangles.

Used by: srfwrl.for, trgl.for, trglps.for.

TRGLPS='string'

Name of the output PostScript file.

Used by: trglps.for.

TREF=real

Optional reference arrival time. Need not be specified.

Used by: loc1.cal, loc2.cal.

TTERR1=real

Travel-time error at travel time equal to 1 unit.

Used by: loc1.cal.

UNDEF=real

Value to be written instead of undefined values.

Used by: ascbin.for.

UNIT='string'

The string specifying length units.

Used by: grdps.for, trglps.for.

UP1=real

First component of a vector pointing upwards.

Used by: iniwrl.for.

UP2=real

Second component of a vector pointing upwards.

Used by: iniwrl.for.

UP3=real

Third component of a vector pointing upwards.

Used by: iniwrl.for.

V0=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

VADD=real

Controls the default value of VPER.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

VBLACK=real

Brightness interpretation: value corresponding to black.

Used by: grdps.for.

VBRI=real

Extent of values corresponding to the whole brightness range.

Used by: grdps.for.

VBRI4=real

Enables to modify VBRI in dependence on time levels.

Used by: grdps.for.

VCIRC=real

Extent of values corresponding to the whole colour circle RGB.

Used by: grdps.for.

VCIRC4=real

Enables to modify VCIRC in dependence on time levels.

Used by: grdps.for.

VDIV=real

Period of values corresponding to one colour.

Used by: trglps.for.

VEL='string'

Name of the file with the values at gridpoints.

Used by: grid.for.

VEL1='string'

Name of the file with first partial derivatives at gridpoints.

Used by: grid.for.

VEL2='string'

Name of the file with first partial derivatives at gridpoints.

Used by: grid.for.

VEL3='string'

Name of the file with first partial derivatives at gridpoints.

Used by: grid.for.

VEL11='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VEL12='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VEL22='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VEL13='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VEL23='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VEL33='string'

Name of the file with second partial derivatives at gridpoints.

Used by: grid.for.

VER1=real

Numerical parameter controling the interpolation.

Used by: net.for.

VER2=real

Numerical parameter controling the interpolation.

Used by: net.for.

VMAX=real

Values greater than or equal to VMAX will be deemed undefined.

Used by: grdps.for.

VMEAN=real

Desired mean value.

Used by: grdran2d.for, grdstat.for.

VMIN=real

Values less than or equal to VMIN will be deemed undefined.

Used by: grdps.for.

VMUL=real

Controls the default value of VPER.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

VOFFSET=real

Distance from the bottom paper edge.

Used by: grdps.for, trglps.for.

VP='string'

Name of the output file with gridded P-wave velocity.

Used by: modfd.for.

VPER=real

Period of values corresponding to one period in the colour map.

Used by: linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

VPLUS=real

Controls the default value of VCIRC.

Used by: grdps.for.

VPOWER=real

Velocity power for the computation of the travel-time check sum.

Used by: invtt.for.

VREF=real

Value corresponding to reference colour.

Used by: grdps.for, linwrl.for, ptswrl.for, srfwrl.for, trglps.for.

VREF2=real

Parameter describing the twisted crystal model.

Used by: tcgreen.for.

VRML='string'

Virtual reality scene description language.

Used by: iniwrl.for, linwrl.for, ptswrl.for, srfwrl.for.

VRTX='string'

Name of the file with vertices.

Used by: modsrf.for, plgn.for, srfwrl.for, trgl.for, trglps.for.

VS='string'

Name of the output file with gridded S-wave velocity.

Used by: modfd.for.

VSAT=real

The extent of values corresponding to the whole saturation range.

Used by: grdps.for.

VSAT4=real

Enables to modify VSAT in dependence on time levels.

Used by: grdps.for.

VSIGN=real

Controls the default value of VCIRC.

Used by: grdps.for.

VSIZE=real

Vertical size of the image.

Used by: grdps.for, rpplot.for, trglps.for.

VSRC=real

Velocity at the source point for numerical calculation of point-source geometrical spreading from slowness vectors.

Used by: q2.cal.

VWHITE=real

Saturation interpretation: value corresponding to white.

Used by: grdps.for.

WRIT='string'

Name of the file specifying the names of the output files with the computed quantities.

Used by: crtin.for.

WRL='string'

Name of the output file.

Used by: iniwrl.for, linwrl.for, ptswrl.for, srfwrl.for.

WRLINI='string'

Name of the file to be copied to the beginning of the output file.

Used by: iniwrl.for.

WRLOUT='string'

Name of the output file.

Used by: linwrl.for, ptswrl.for, srfwrl.for.

XSIGN=real

Determines the sign of the default value of HSIZE.

Used by: grdps.for, trglps.for.

X3=real

Source-receiver distance.

Used by: tcgreen.for.

YSIGN=real

Determines the sign of the default value of VSIZE.

Used by: grdps.for, trglps.for.