Q1257 (Q1257): Difference between revisions

@@ Property / relevant answers @@
+https://math.stackexchange.com/a/422348
@@ Property / relevant answers: https://math.stackexchange.com/a/422348 / rank @@
+Normal rank
+Defining formula:  $\int _{0}^{2\pi }\sin mx\sin nxdx={\begin{cases}0&m\neq n\\\pi &m=n\end{cases}}$ 
\int_0^{2\pi} \sin mx\sin nxdx=\begin{cases}0& m\neq n\\ \pi &m=n\end{cases}

Revision as of 11:33, 14 May 2020