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.ig |
.ig |
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Copyright (C) 1989-2000, 2001, 2004 Free Software Foundation, Inc. |
Copyright (C) 1989-2000, 2001, 2004, 2005 Free Software Foundation, Inc. |
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Permission is granted to make and distribute verbatim copies of |
Permission is granted to make and distribute verbatim copies of |
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this manual provided the copyright notice and this permission notice |
this manual provided the copyright notice and this permission notice |
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.de TQ |
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. br |
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. ns |
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. TP \\$1 |
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.. |
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.\" The BSD man macros can't handle " in arguments to font change macros, |
.\" The BSD man macros can't handle " in arguments to font change macros, |
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.\" so use \(ts instead of ". |
.\" so use \(ts instead of ". |
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.tr \(ts" |
.tr \(ts" |
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.ft |
.ft |
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.RE |
.RE |
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. |
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.TP |
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.BI space\ n |
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A positive value of the integer\~\c |
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.I n |
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(in hundredths of an em) sets the vertical spacing before the equation, |
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a negative value sets the spacing after the equation, replacing the |
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default values. |
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This primitive provides an interface to |
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.BR groff 's |
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.B \ex |
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escape (but with opposite sign). |
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. |
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.IP |
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This keyword has no effect if the equation is part of a |
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.B pic |
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picture. |
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. |
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.SS Extended primitives |
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.TP |
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.BI col\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI ccol\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI lcol\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI rcol\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI pile\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI cpile\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI lpile\ n\ {\ .\|.\|.\ } |
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.TQ |
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.BI rpile\ n\ {\ .\|.\|.\ } |
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The integer value\~\c |
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.I n |
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(in hundredths of an em) increases the vertical spacing between rows, |
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using |
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.BR groff 's |
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.B \ex |
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escape. |
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Negative values are possible but have no effect. |
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If there is more than a single value given in a matrix, the biggest one |
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is used. |
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. |
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.SS Customization |
.SS Customization |
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The appearance of equations is controlled by a large number of parameters. |
The appearance of equations is controlled by a large number of parameters. |
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These can be set using |
These can be set using |
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. |
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.TP |
.TP |
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.BI include\ \(ts file \(ts |
.BI include\ \(ts file \(ts |
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.TQ |
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.BI copy\ \(ts file \(ts |
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Include the contents of |
Include the contents of |
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.IR file . |
.I file |
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.RB ( include |
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and |
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.B copy |
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are synonyms). |
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Lines of |
Lines of |
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.I file |
.I file |
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beginning with |
beginning with |
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can be any character not appearing in |
can be any character not appearing in |
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.IR anything . |
.IR anything . |
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. |
. |
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.TP |
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.BI undef\ name |
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Remove definition of |
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.IR name , |
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making it undefined. |
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. |
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.LP |
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Besides the macros mentioned above, the following definitions are available: |
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.BR Alpha , |
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.BR Beta , |
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\&.\|.\|., |
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.B Omega |
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(this is the same as |
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.BR ALPHA , |
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.BR BETA , |
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\&.\|.\|., |
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.BR OMEGA ), |
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.B ldots |
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(three dots on the base line), |
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and |
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.BR dollar . |
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. |
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.SS Fonts |
.SS Fonts |
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.B eqn |
.B eqn |
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normally uses at least two fonts to set an equation: |
normally uses at least two fonts to set an equation: |
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.SH "SEE ALSO" |
.SH "SEE ALSO" |
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.BR groff (@MAN1EXT@), |
.BR groff (@MAN1EXT@), |
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.BR @g@troff (@MAN1EXT@), |
.BR @g@troff (@MAN1EXT@), |
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.BR @g@pic (@MAN1EXT@), |
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.BR groff_font (@MAN5EXT@), |
.BR groff_font (@MAN5EXT@), |
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.I The\ \*(txbook |
.I The\ \*(txbook |
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. |
. |