- #1
Naman Jain Kota
- 12
- 0
Could you please explain the derivation of
group velocity = dw/dk
I read ut here https://en.m.wikipedia.org/wiki/Group_velocity
Is it approximation, if so under what circumstances
group velocity = dw/dk
I read ut here https://en.m.wikipedia.org/wiki/Group_velocity
Is it approximation, if so under what circumstances