[racket] How to convert a list of lists to a matrix?

You can use list*->matrix:
http://docs.racket-lang.org/math/matrix_conversion.html?q=list%20matrix#%28def._%28%28lib._math%2Fmatrix..rkt%29._list%2A-~3ematrix%29%29

On Nov 28, 2014, at 11:51 AM, Animesh Pandey <animeshpandey.etno at gmail.com> wrote:

> I read a csv file and converted 150 rows and 4 columns to a list of 150 lists. I want to convert this list to a matrix of 150 X 4 dimensions. 
> Should I be using "build-matix" or "make-matrix"?
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