Formula
Formula_15872
http://libmeta.ru/thesaurus/Formula_15872
Формулы
\[u^{\prime \prime}+\frac{\tilde{\tau}(z)}{\sigma(z)} u^{\prime}+\frac{\tilde{\sigma}(z)}{\sigma^{2}(z)} u=0,\]
Входящие связи
← main formula · 1