(= z1 z2 ...)
(< z1 z2 ...)
(> z1 z2 ...)
(<= z1 z2 ...)
(>= z1 z2 ...)
See R^4RS.
(1+ z)
(-1+ z)
Returns z plus 1 or z minus 1, respectively.
(1- z)
A synonym for -1+ (for backwards compatibility).
(+ z1 ...)
(* z1 ...)
See R^4RS.
(- z1 z2 ...)
(/ z1 z2 ...)
See R^4RS.
(zero? z)
(positive? z)
(negative? z)
(odd? z)
(even? z)
(exact? z)
(inexact? z)
See R^4RS.
(abs z)
See R^4RS.
(quotient n1 n2)
(remainder n1 n2)
(modulo n1 n2)
See R^4RS.
(gcd n1 ...)
(lcm n1 ...)
See R^4RS.
(floor x)
(ceiling x)
(truncate x)
(round x)
See R^4RS.
(sqrt z)
See R^4RS.
(expt z1 z2)
See R^4RS.
(exp z)
(log z)
(sin z)
(cos z)
(tan z)
(asin z)
(acos z)
(atan z)
(atan y x)
See R^4RS.
(min x1 x2 ...)
(max x1 x2 ...)
See R^4RS.
(random)
Returns an integer pseudo-random number in the range from 0 to 2^31-1.
(srandom n)
Sets the random number generator to the starting point n. srandom returns n.
(number? obj)
(complex? obj)
(real? obj)
(rational? obj)
(integer? obj)
See R^4RS.
(exact->inexact z)
(inexact->exact z)
See R^4RS.
(number->string number)
(number->string number radix)
See R^4RS.
(string->number string)
(string->number string radix)
See R^4RS.