Equation Solver

[cur]

Hello every one.
is there any library that able to calculate integral interval of below formula (T2) for given Pratio, Nc, T1, Cp air, Cp H20, Xh20, Rair and Rh20?

[Gribouillis]

If I understand the formula correctly, you can simplify T in the fraction and you don't need any library to calculate the integral.