Showing posts with label Tan. Show all posts
Showing posts with label Tan. Show all posts

Saturday, October 1, 2011

Integrate[1/(Sin[x] + Cos[x]), x] == (-1 - I)*(-1)^(3/4)*ArcTanh[(-1 + Tan[x/2])/Sqrt[2]]


Phys.org - latest science and technology news stories