spherical harmonics coefficients co fixed and working. Zero based indexing ...

Samo Penic

2012-06-07 79fc9ce029be3e91d3249a654f84c7a1ce1ff9ee

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Original written by Dan Kroll in FORTRAN. Code was then largely adapted and commented by Miha Fosnaric-Fosni. Rewritten into C by Samo Penic-Peni, with help of Miha's extensive explanations.