What is the weakest idempotent Maltsev condition that implies that abelian tolerances generate abelian congruences?

Abstract We answer the question in the title. In the process, we correct an error in our AMS Memoir The Shape of Congruence Lattices .

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Publication Details

Journal
Algebra Universalis
Published
2026-02-19
DOI
https://doi.org/10.1007/s00012-026-00915-0
Primary Topic
Advanced Algebra and Logic
Type
article
Field-Weighted Citation Impact
0.00
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article

What is the weakest idempotent Maltsev condition that implies that abelian tolerances generate abelian congruences?

Emil W. Kiss, Keith A. Kearnes
Algebra Universalis
Advanced Algebra and Logic
article

What is the weakest idempotent Maltsev condition that implies that abelian tolerances generate abelian congruences?

Emil W. Kiss, Keith A. Kearnes
article en

Abstract

Abstract We answer the question in the title. In the process, we correct an error in our AMS Memoir The Shape of Congruence Lattices .

Algebra UniversalisVol. 87(2)
Eötvös Loránd University (HU), University of Colorado Boulder (US)
Openalex Percentile: Top 48%
Advanced Algebra and Logic
DOIOpen Access PDFOpenAlex
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What is the weakest idempotent Maltsev condition that implies that abelian tolerances generate abelian congruences? — Emil W. Kiss, Keith A. Kearnes · Algebra Universalis (2026) | TGRS Research Map | TGRS