K 10
svn:author
V 3
das
K 8
svn:date
V 27
2011-02-10T07:37:50.074480Z
K 7
svn:log
V 205
For small arguments, these functions use simple approximations,
e.g. cos(small) = 1, sin(small) = small.  This commit tightens
the thresholds at which the simple approximations are used.

Reviewed by:	bde

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