Posted by John on Sunday, November 6, 2011 at 7:07pm.
sgr2 sinD cosD=sinD

math  Steve, Monday, November 7, 2011 at 11:13am
If you're trying to solve
sqrt(2) sinD cosD = sinD
sinD(sqrt(2) cosD  1) = 0
sinD = 0 means that D=0 + k*pi for any integer k will work.
cosD = 1/√2 means that D=2k*pi ± pi/4 will also work.

math  John, Thursday, November 10, 2011 at 11:57am
So:
47
137
227
317
Do I need to add +360n?
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