Dbl_ismagnitudeless
Dbl_ismagnitudeless(leftB,rightB,signlessleft,signlessright)
if(Dbl_ismagnitudeless(leftp2,rightp2,signless_upper_left,signless_upper_right))
if(Dbl_ismagnitudeless(leftp2,rightp2,signless_upper_left,signless_upper_right))