Peculiarities with 4.2's 'm' and 'nm' math libraries

Donn Seeley donn at utah-cs.UUCP
Mon Nov 5 14:43:38 AEST 1984


Does anyone know why the polynomial coefficients in libm/sin.c and
libnm/sin.s are not identical?  They both claim to derive from 'Hart &
Cheney SIN3370, 18.80D'.  I seem to recall that someone noted a bug in
libnm's version of the coefficients not too long ago, but I can't find
any such report among the bug reports stored here and it deosn't seem
to be in the Mt. Xinu bug list.  It's disturbing that the two libraries
give different answers...  Suggestions, anyone?

Donn Seeley    University of Utah CS Dept    donn at utah-cs.arpa
40 46' 6"N 111 50' 34"W    (801) 581-5668    decvax!utah-cs!donn



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