lyx_mirror/lib/images/math/sigma.xpm

/* XPM */
static char *a[] = {
/* columns rows colors chars-per-pixel */
"12 11 3 1",
"  c #000000",
". c #000000",
"X c None",
/* pixels */
"XXXX........",
"XXX.........",
"XX..XXX..XXX",
"X.XXXXX..XXX",
"X.XXXXXX.XXX",
"..XXXXX..XXX",
".XXXXXX..XXX",
".XXXXXX.XXXX",
".XXXXX..XXXX",
".XXXXX.XXXXX",
"X.....XXXXXX"
};