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#include <math.h> double expn(rfun, delta) double (*rfun)(); double delta; { register double rtn; rtn = -log((*rfun)(0.0, 1.0)) / delta; return(rtn); }
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.