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Another Neat Piece Of Algebra  Series Summation
Here's another neat piece of algebra: A technique for summing series. You know what b  a + c  b + d  c is. Right? Suppose I were to write the same sum as: (b  a) + (c  b) + (d  c) The answer is still d  a. Right? Now, suppose I relabel with s 0 = a, s...
