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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.