Abstract
Galactic algebra is a clean superset of universal algebra, which suits this intention: to consider semi-functions (partial functions) and subsets of some universe, then to reason in a uniform way about identity (equality of terms), membership, and inclusion. The logic of galactic algebra is expressed as a first-order Hilbert-style system, which has all the desired qualities. — This text means an announcement and a description of my thesis [9]. Only the proof technique is explained.
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Mégrelis, A. (1992). Partial algebra + order-sorted algebra = galactic algebra. In: Nerode, A., Taitslin, M. (eds) Logical Foundations of Computer Science — Tver '92. LFCS 1992. Lecture Notes in Computer Science, vol 620. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0023885
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DOI: https://doi.org/10.1007/BFb0023885
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