FWEB contains a few features particularly intended for scientific programming.
$PI
($PI) and $E
($E).
$EXP
($EXP), $POW
($POW), $SQRT
($SQRT), $LOG
($LOG), $LOG10
($LOG10),
$MAX
($MAX), and $MIN
($MIN).
$DO
may be useful. See $DO.
-n)
option.
See -n).