/ 2 \ / ___\ tan(2*x) \2 + 2*tan (2*x)/*acos\\/ x / - ----------------- ___ _______ 2*\/ x *\/ 1 - x
/1 1 \ / 2 \ |- + ------|*tan(2*x) 2*\1 + tan (2*x)/ / 2 \ / ___\ \x -1 + x/ - ----------------- + 8*\1 + tan (2*x)/*acos\\/ x /*tan(2*x) + --------------------- ___ _______ ___ _______ \/ x *\/ 1 - x 4*\/ x *\/ 1 - x
/3 3 2 \ |-- + --------- + ----------|*tan(2*x) / 2 \ /1 1 \ / 2 \ | 2 2 x*(-1 + x)| 3*\1 + tan (2*x)/*|- + ------| / 2 \ / 2 \ / ___\ 12*\1 + tan (2*x)/*tan(2*x) \x (-1 + x) / \x -1 + x/ 16*\1 + tan (2*x)/*\1 + 3*tan (2*x)/*acos\\/ x / - --------------------------- - -------------------------------------- + ------------------------------ ___ _______ ___ _______ ___ _______ \/ x *\/ 1 - x 8*\/ x *\/ 1 - x 2*\/ x *\/ 1 - x