ASL+
\ˈasə͡l plˈʌs], \ˈasəl plˈʌs], \ˈa_s_əl p_l_ˈʌ_s]\
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An algebraic specificationlanguage by David Aspinall of the University of Edinburgh.ASL+ has rules for proving the satisfaction of specifications.It can also be viewed as a type theory with subtyping,featuring contravariant refinement for Pi-abstractedspecifications and a notion of stratified equality forhigher-order objects.
By Denis Howe
Word of the day
basidiomycota
- comprises fungi bearing the spores on basidium: Gasteromycetes (puffballs); Tiliomycetes (comprising orders Ustilaginales (smuts) and Uredinales (rusts)); Hymenomycetes (mushrooms; toadstools; agarics; bracket fungi); in some classification systems considered a division of kingdom comprises fungi bearing spores on a basidium; includes Gasteromycetes (puffballs) Tiliomycetes comprising the orders Ustilaginales (smuts) and Uredinales (rusts) Hymenomycetes (mushrooms, toadstools, agarics bracket fungi).