Invisible wrote:

> ...and then I spend 2 hours drawing squares and cubes, and shifting 
> algebra around to painstakingly derive [a special case of] the binomial 
> theorum from first principles. The euphoria of finally figuring out the 
> hidden pattern is topped only by the frustration at discovering that 
> somebody else already figured this out - several thousand years ago.

Actually, I kinda like the idea of *knowing* that a certain formula, 
derived by someone else, is correct, and that I am not simply taking it 
on faith.

Regards,
John

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