lyx_mirror/lib/images/math/propto.xpm

/* XPM */
static char *a[] = {
/* columns rows colors chars-per-pixel */
"14 9 3 1",
"  c #000000",
". c #000000",
"X c None",
/* pixels */
"XX....XXXXX...",
"X.XXX..XXX.XXX",
".XXXXX..X.XXXX",
".XXXXXX..XXXXX",
".XXXXXXX.XXXXX",
".XXXXXX...XXXX",
"..XXXXX.X..XXX",
"X.XXXX.XXX..XX",
"XX....XXXXX..."
};