Momentum eigenfunctions

  • Thread starter sachi
  • Start date
  • #1
75
0
Is exp (- mod(x)/a) an eigenfunction of momentum. I know that this is not differentiable at x = 0, but does this completely disqualify it from being a momentum eigenfunction?
 

Answers and Replies

  • #2
Physics Monkey
Science Advisor
Homework Helper
1,363
34
That state doesn't have the same derivative above and below zero, so clearly it isn't a momentum eigenstate.
 

Related Threads on Momentum eigenfunctions

  • Last Post
Replies
2
Views
3K
  • Last Post
Replies
5
Views
4K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
2
Views
1K
Replies
2
Views
2K
Replies
6
Views
2K
Replies
0
Views
4K
Replies
1
Views
7K
Replies
18
Views
8K
Top