Integral of $$$- \frac{i f^{2} n^{2} t^{2} y y^{i} \operatorname{sech}^{2}{\left(\frac{t}{2} \right)}}{t^{2} + \pi^{2}}$$$ with respect to $$$t$$$
Related calculator: Definite and Improper Integral Calculator
Your Input
Find $$$\int \left(- \frac{i f^{2} n^{2} t^{2} y y^{i} \operatorname{sech}^{2}{\left(\frac{t}{2} \right)}}{t^{2} + \pi^{2}}\right)\, dt$$$.