- #1
KFC
- 488
- 4
I am reading a book about integration on all possible momentum in 3D space, and it change the integration to a 1D integration and integration on solid angle, I don't know how does it happen
[tex]
\int d^3p \to \int p^2dp\int d\Omega
[/tex]
where [tex]\Omega[/tex] is the solid angle.
[tex]
\int d^3p \to \int p^2dp\int d\Omega
[/tex]
where [tex]\Omega[/tex] is the solid angle.