Grzegorczyk Algebras Revisited

Michał M. Stronkowski

doi:10.18778/0138-0680.47.2.05

Authors

Michał M. Stronkowski Faculty of Mathematics and Information Science, Warsaw University of Technology, ul. Koszykowa 75, 00-662 Warsaw, Poland Author

DOI:

https://doi.org/10.18778/0138-0680.47.2.05

Keywords:

Grzegorczyk algebras, free Boolean extensions of Heyting algebras, stable homomorphisms

Abstract

We provide simple algebraic proofs of two important facts, due to Zakharyaschev and Esakia, about Grzegorczyk algebras.

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