SRFI-45

SRFI-45: Primitives for Expressing Iterative Lazy Algorithms

http://srfi.schemers.org/srfi-45/srfi-45.html

SRFI-45 is implemented in ChezScheme Chicken Gauche Guile Kawa Larceny MzScheme SISC STklos Scheme48


delay, lazy?, force, eager?.