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Vanilla 1.1.10 is a product of Lussumo. More Information: Documentation, Community Support.

• CommentRowNumber1.
• CommentAuthorDavidRoberts
• CommentTimeApr 30th 2021

Created page. The definition is super sparse:

An Ackermann groupoid is a partially ordered magma $(M,\circ, 1,\leq)$ that is left unital ($1\circ a = a$ for all $a\in M$), and has a binary operation, “implication”, written $b\to c$ satisfying $a \leq b\to c$ if and only if $a\circ b \leq c$.