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Usage of $$S$$-expressions and predicate expressions in procedural programming languages. (English) Zbl 0845.68019
Summary: An extension of a procedural programming language with $$S$$-expressions and predicate expressions is described. Several examples in the field of graph theory, logic and set theory, hash tables, and sparse matrices are presented.
##### MSC:
 68N15 Theory of programming languages
##### Keywords:
hash tables; sparse matrices