Translations:Dictionary:Dirac function/25/es

$\int _{-\infty }^{\infty }\delta ^{\prime }(t)\phi (t)\;dt={\biggl .}\phi (t)\delta (t){\biggr |}_{-\infty }^{\infty }-\int _{-\infty }^{\infty }\delta (t)\phi (t)\;dt=-\phi ^{\prime }(t).$