x -tan (E)*log(tan(E)) ------------------------ ____________________ / 2 / / x \ \/ 1 - \tan (E) - 1/
/ x / x \\ 2 x | tan (E)*\-1 + tan (E)/| -log (tan(E))*tan (E)*|1 + ----------------------| | 2 | | / x \ | \ 1 - \-1 + tan (E)/ / --------------------------------------------------- _____________________ / 2 / / x \ \/ 1 - \-1 + tan (E)/
/ 2 \ | 2*x x / x \ / x \ 2*x | 3 x | tan (E) 3*tan (E)*\-1 + tan (E)/ 3*\-1 + tan (E)/ *tan (E)| -log (tan(E))*tan (E)*|1 + ------------------- + ------------------------ + ---------------------------| | 2 2 2 | | / x \ / x \ / 2\ | | 1 - \-1 + tan (E)/ 1 - \-1 + tan (E)/ | / x \ | | \ \1 - \-1 + tan (E)/ / / --------------------------------------------------------------------------------------------------------- _____________________ / 2 / / x \ \/ 1 - \-1 + tan (E)/