Awatmath.2347
net.math
utzoo!decvax!watmath!bstempleton
Sat May 8 01:22:58 1982
Re: Oldie but goodie
Let's clear up about square roots of real numbers. Square root on the reals
is a FUNCTION, and as you recall there is only one value. The definition
of sqrt(x) is the positive value of x ** 1/2. sqrt(1) = 1, it does NOT
equal -1 under any circumstances.
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