Associations to the word «Groupoid»
Wiktionary
GROUPOID, noun. (algebra) A magma: a set with a total binary operation.
GROUPOID, noun. (algebra and category theory) A set with a partial binary operation that is associative and has inverses and identities.
Wise words
When you have spoken the word, it reigns over you. When it
is unspoken you reign over it.