Public feed #2101660

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·published 2012-01-09 19:25 UTC
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>> atan(3/(-2))

ans =

  -0.982793723247329

>> atan(-3/2)

ans =

  -0.982793723247329

>> atan2(-3,2)

ans =

  -0.982793723247329

>> atan2(3,-2)

ans =

   2.158798930342464

>> atan2( 3, -2 ) - pi

ans =

  -0.982793723247329