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An associative magma.
wp-semigroupnlab-semigroupstacks-algebra-textEach relation below ends at this concept.
This is an authored directed relation from the source endpoint to the target endpoint.
Require .
Keep the existing data and select the subclass satisfying an additional law, existence condition, finiteness condition, or other property.
wp-semigroupstacks-algebra-textEach relation below starts at this concept.
This is an authored directed relation from the source endpoint to the target endpoint.
Supply the Semigroup structure as one jointly required input.
Feed several structures into a construction junction and impose compatibility between them.
wp-topological-semigroupnlab-topological-monoidtopology-without-tearsThis is an authored directed relation from the source endpoint to the target endpoint.
Select semigroups in which a two-sided identity exists; it is then unique.
Keep the existing data and select the subclass satisfying an additional law, existence condition, finiteness condition, or other property.
wp-monoidstacks-algebra-text