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Brian Martin has added support for complex numbers in Clojush; details below. Anyone feel like contributing an example file that uses this?

Available as usual from: https://github.com/lspector/Clojush

20110505: - Added complex number support.  New instructions for the 'complex' 
            stack include: pop, dup, swap, rot, flush, eq, stackdepth, yank, 
            yankdup, shove, rand, add, sub, mult, divide, fromfloat, 
            frominteger, fromfloats, fromintegers, conjugate, magnitude, 
            and principal_sqrt. (Brian Martin)