<tex2html_verb_mark>58<tex2html_verb_mark> draws an circular arc. The syntax is
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<tex2html_image_mark>#alltt150#
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<#157#><EM>diameter</EM><#157#> is specified in <tex2html_verb_mark>59<tex2html_verb_mark> and both <#158#><EM>start-angle</EM><#158#> and <#159#><EM>end-angle</EM><#159#> are in radian. <#160#><EM>start-angle</EM><#160#>
must be within 0 and 2<I>π</I> and <#161#><EM>end-angle</EM><#161#> can be any value
between <#162#><EM>start-angle</EM><#162#> and <#163#><EM>start-angle</EM><#163#> + 2<I>π</I>. Arcs
are drawn in clockwise direction with angle 0 pointing to the