different between matroid vs mattoid

English

From matrix +? -oid. They were so named by Hassler Whitney in 1935 in an article titled “On the abstract properties of linear dependence”.

matroid (plural matroids)

(combinatorics) A structure that captures the essence of a notion of "independence" that generalizes linear independence in vector spaces and acyclicality in graphs.

From Italian matto (“insane”) + -oid (“likeness or resemblance”), from Ancient Greek ????? (eîdos, “form”)

mattoid (comparative more mattoid, superlative most mattoid)

mattoid (plural mattoids)

A person who displays such behaviour; a person of congenitally abnormal mind bordering on insanity or degeneracy.

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