
good=!rawmath $(replygood$i)
dd=!rawmath $(reply$i)

mres=!exec maxima print($good);\
	print($dd);\
	print(ratsimp($good-($dd)));
!distribute lines $mres into t1,t2,t3
!if $t1=$empty
 Test=bad $i
 !exit
!endif
!if $t2=$empty or $t3=$empty
 test=NaN
 !exit
!endif

!if $t3=0 or $t3=0.0
 diareply$i=good
 !advance freegot
!else
 diareply$i=bad
!endif

