Name Last modified Size Description Parent Directory - F(x)=÷12+÷1π⋅ar..> 2010-03-17 15:57 1.2K F(x)=∫_{-∞}^x_ϕ..> 2010-03-17 15:57 1.0K ϕ(x):=÷1π⋅÷s{s..> 2010-03-17 15:57 906