Autah-cs.629
net.math
utzoo!decvax!harpo!utah-cs!benson
Wed May  5 13:50:35 1982
Re: 2=1 by Decot
The problem is not that x must be an integer but that when differentiating
the right hand side x is taken to be a variable for each term, but a
constant for the number of terms. The derivative of

x + x + ... + x (x times)

is not x.

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