relative pseudo-complement English

Meaning relative pseudo-complement meaning

What does relative pseudo-complement mean?

relative pseudo-complement noun

— (mathematics) The residual operation of a Heyting algebra when considered as a residuated lattice whose monoid operation is the meet operation. Equivalently, the relative pseudo-complement of a with respect to b is the supremum of the set of all z such that z \wedge a \leqslant b, where \wedge denotes the meet operation of the given Heyting algebra.