Physics Formulas,Indefinite Integral,arctan function.
[1]:オーム社編:『機械工学公式集』,オーム社,pp.27,1960.
・LaTeX: \int \frac{1}{1+x^{2}}dx=\tan^{-1}\left ( x \right )+C ・Making above Equation Image is powered by CODECOGS
・2010/03/11:Upload.