St Andrews Static Language
Saint Andrews Static Language
(SASL) A functional programming language designed by Professor David Turner in 1976 whilst at St. Andrews University. SASL is a derivative of ISWIM with infinite data structures. It is fully lazy but weakly typed. It was designed for teaching functional programming, with very simple syntax.
def fac n = n = 0 -> 1 ; n x fac(n-1)