+
-
*
/
%
div-euclid
rem-euclid
abs
sign
even?
odd?
nat-int?
pos-int?
neg-int?
nan?
inf?
==
<
<=
>
>=
ord
min
max
clamp
round
floor
ceil
sqrt
cbrt
pow
log
flo-sign
trunc
fract
sin
cos
tan
asin
acos
atan
bitand
bitor
bitxor
bitnot
bitshl
bitshr
bitsar
rand
chance?
rand-pick
rand-weighted
rand-reseed
smoothstep
seek
antiseek
(even? n) n: an int returns a bool
Returns #t if its argument is even.
#t