- #1
transgalactic
- 1,395
- 0
[tex]
(f*g)=\int_{-\infty}^{+\infty}f(\tau)g(t-\tau)
[/tex]
i was told that because of the definition of the function
we can substitute the itervals to
[tex]
(f*g)=\int_{0}^{t}f(\tau)g(t-\tau)
[/tex]
why??
(f*g)=\int_{-\infty}^{+\infty}f(\tau)g(t-\tau)
[/tex]
i was told that because of the definition of the function
we can substitute the itervals to
[tex]
(f*g)=\int_{0}^{t}f(\tau)g(t-\tau)
[/tex]
why??