In sci.physics.particle Gregory L. Hansen wrote:

: Would you feel better if the solution were in terms of some trig
: functions? Except for an angle that is a multiple of pi/4, they're not
: exact either, in the sense that we can't write down an answer as a finite
: polynomial, a terminating decimal, or symbols like pi or sqrt(2) that save
: us the embarassment of not being able to write down a termiinating
: decimal.

Last time I checked, sin(pi/6) and cos(pi/3) were rational numbers. Has
something happened in the world of trigonometry since I was in high school?

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Richard Schultz
Department of Chemistry, Bar-Ilan University, Ramat-Gan, Israel
Opinions expressed are mine alone, and not those of Bar-Ilan University
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"Logic is a wreath of pretty flowers which smell bad."