1 .TH EQN2GRAPH @MAN1EXT@ "@MDATE@" "groff @VERSION@"
3 eqn2graph \- convert an EQN equation into a cropped image
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18 .OP \-format output-format
19 .RI [ convert-arguments ]
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39 .IR @g@eqn (@MAN1EXT@)
40 equation from the standard input and writes an image file,
41 by default in Portable Network Graphics (PNG) format,
42 to the standard output.
46 The input EQN code should
50 macro that normally precedes it within
53 nor do you need to have dollar-sign or other delimiters around the
57 .\" FIXME: How old? This text hasn't been touched since 2008 at latest.
60 .\" will produce a black-on-white graphic; newer ones may produce a
61 .\" black-on-transparent graphic.
64 Arguments not recognized by
66 are passed to the ImageMagick or GraphicsMagick program
70 By specifying these, you can give your image a border,
71 .\" Transparent backgrounds are the default in 2018.
72 .\" force the background transparent,
73 set the image's pixel density,
74 or perform other useful transformations.
78 The output image is clipped using
81 option to the smallest possible bounding box that contains all the black
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90 .BI "\-format " output-format
93 which must be understood by
100 Display a usage message and exit.
107 Display version information and exit.
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122 These environment variables are searched in the given order to determine
123 the directory where temporary files will be created.
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136 .MT esr@\:thyrsus.com
139 based on a recipe for
140 .IR pic2graph (@MAN1EXT@),
141 by W.\& Richard Stevens.
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148 .IR pic2graph (@MAN1EXT@),
149 .IR grap2graph (@MAN1EXT@),
150 .IR @g@eqn (@MAN1EXT@),
151 .IR groff (@MAN1EXT@),
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