single assignment language

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single assignment language
(sasl) a functional programming language designed by professor david turner in 1976. 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.

<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 1 ; n x fac(n-1)
A version of the expert system EMYCIN has been written in SASL.
SASL was originally known as "Saint Andrews Static Language". Not to be confused with SISAL.
ftp://a.cs.uiuc.edu/uiuc/kamin.distr/distr/sasl.p. See also Kamin's interpreters.
["A New Implementation Technique for Applicative Languages", D.A. Turner, Soft Prac & Exp 8:31-49 (1979)].
(2003-08-08)