The best replacement for numpy is matlab.

The best alternatives to numpy are rated as following:
★★★★★  matlab
★★★★★  scipy
★★★  pandas
★★  fortran
★★  octave
★  blaze
★  julia
★  pylab
★  cython
★  pdl
  numarray

Your alternative for numpy is not listed? Suggest!
Speaking about numpy, one probably shouldn't forget about python 2.7.

Other search terms related to numpy and their ratings are:
★★★★★ python 2.7
★★★ cython
★★★ pypy
★★ ironpython
You have in mind a companion for numpy and it is not yet here? Propose!



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numpy
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