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(Mathematics) maths (of a matrix, transformation, etc) not changed in value following multiplication by itself
[C20: from Latin idem same + potent1]
i•dem•po•tent(ˈaɪ dəmˈpoʊt nt, ˈɪd əm-)
1. (of a number or matrix) unchanged when multiplied by itself.n.
2. an idempotent element.
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|Adj.||1.||idempotent - unchanged in value following multiplication by itself; "this matrix is idempotent"|
math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
unchanged - not made or become different; "the causes that produced them have remained unchanged"