When are two algorithms the same?

Andreas Blass*, Nachum Dershowitz, Yuri Gurevich

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

People usually regard algorithms as more abstract than the programs that implement them. The natural way to formalize this idea is that algorithms are equivalence classes of programs with respect to a suitable equivalence relation. We argue that no such equivalence relation exists.

Original languageEnglish
Pages (from-to)145-168
Number of pages24
JournalBulletin of Symbolic Logic
Volume15
Issue number2
DOIs
StatePublished - Jun 2009

Funding

FundersFunder number
National Science Foundation
Directorate for Mathematical and Physical Sciences0653696

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