Luacháil
\left\{\begin{matrix}\infty,&\left(f<0\text{ and }\delta <0\right)\text{ or }\left(f>0\text{ and }\delta >0\right)\\0,&\delta =0\text{ or }f=0\\-\infty,&\left(f>0\text{ and }\delta <0\right)\text{ or }\left(\delta >0\text{ and }f<0\right)\end{matrix}\right.
Difreálaigh w.r.t. f
\text{Indeterminate}
Tráth na gCeist
Integration
5 fadhbanna cosúil le:
\int _ { - \infty } ^ { \infty } f ( t ) \delta ( t - T ) d t
Roinn
Cóipeáladh go dtí an ghearrthaisce
Samplaí
Cothromóid chearnach
{ x } ^ { 2 } - 4 x - 5 = 0
Triantánacht
4 \sin \theta \cos \theta = 2 \sin \theta
Cothromóid líneach
y = 3x + 4
Uimhríocht
699 * 533
Maitrís
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Cothromóid chomhuaineach
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Difreáil
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Comhtháthú
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Teorainneacha
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}