Geometric series
Find the sum, given the first term t1, the common ratio r, and number of terms n.
Examples
If input t1=1, r=1, n=7 the...
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Cubic Integer Constrained Solution
Find an integral non-trivial solution (x,y,z ~=0)
(x=0 or y=0 or z=0 are trivial)
for the cubic equation
987,654,321x + ...