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- Newsgroups: sci.math
- Path: sparky!uunet!enterpoop.mit.edu!galois!riesz!jbaez
- From: jbaez@riesz.mit.edu (John C. Baez)
- Subject: Re: spell this?
- Message-ID: <1993Jan12.214345.20466@galois.mit.edu>
- Sender: news@galois.mit.edu
- Nntp-Posting-Host: riesz
- Organization: MIT Department of Mathematics, Cambridge, MA
- References: <1isvrsINNe11@master.cs.rose-hulman.edu> <1993Jan12.070026.18380@CSD-NewsHost.Stanford.EDU>
- Date: Tue, 12 Jan 93 21:43:45 GMT
- Lines: 15
-
- In article <1993Jan12.070026.18380@CSD-NewsHost.Stanford.EDU> pratt@Sunburn.Stanford.EDU (Vaughan R. Pratt) writes:
-
- >On the other hand both F&W and Webster gave "impotence" as the primary
- >usage and "impotency" as a secondary equivalent. But so as to be truly
- >democratic in such matters they both reversed this for "potence" vs.
- >"potency", preferring the latter.
-
- >As for me I'm going to stick to "idempotence" and "nilpotence," which
- >somehow sound nicer to my ear.
-
- I suppose that an "impotent" operator is one equal to the identity,
- since the identity doesn't do anything. It'd be nice if there was some
- wider class of operators that deserved to be called impotent.
-
-
-