Tag
principal congruence
2 resources tagged “principal congruence” across the knowledge library.
2 items
Guide6 Aug 2026Congruences and Quotient AlgebrasCongruences as equivalence relations compatible with the operations, the construction of quotient algebras, and why congruences rather than subobjects are the general quotient device.5 min readRead MoreGuide6 Aug 2026Principal Congruence FormulasPrincipal congruence formulas, Mal'cev's chain characterisation, when the chains are uniformly bounded, and the application to bounding the size of subdirectly irreducible algebras.5 min readRead More