Formula_11986 · LibMeta · SciLib
Formula

Formula_11986

http://libmeta.ru/thesaurus/Formula_11986

Формулы

\[\alpha !=\alpha_{1} ! \ldots \alpha_{n} !, \quad \partial_{x}^{\alpha}=\frac{\partial^{|\alpha|}}{\partial x_{1}^{\alpha_{1}} \ldots \partial x_{n}^{\alpha_{n}}} .\]