lyx_mirror/lib/images/math/nleftrightarrow.xpm

/* XPM */
static char *a[] = {
/* columns rows colors chars-per-pixel */
"25 9 3 1",
"  c black",
". c black",
"X c None",
/* pixels */
"XXXX.XXXXXXXXX.XXXXX.XXXX",
"XXX.XXXXXXXXXX.XXXXXX.XXX",
"XX.XXXXXXXXXX.XXXXXXXX.XX",
"X.XXXXXXXXXXX.XXXXXXXXX.X",
".........................",
"X.XXXXXXXXX.XXXXXXXXXXX.X",
"XX.XXXXXXXX.XXXXXXXXXX.XX",
"XXX.XXXXXX.XXXXXXXXXX.XXX",
"XXXX.XXXXX.XXXXXXXXX.XXXX"
};