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qdawo
2011 Apr 25
1
R equivalent to (D)QDAWO in Fortran?
Hi useRs,
I have a set of fortran code that was passed down from previous students, and I am converting its algorithm into R codes.
I encounter this function in Fortran (D)QDAWO, which numerically integrates a function f with a user-specified cosine or sine weight. It is used because the original function that I want to integrate is f(x)*cos(x).
I tried in R to directly integrate by