Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
pgt
on Nov 5, 2019
|
parent
|
context
|
favorite
| on:
What does the Laplace Transform tell us? A visual ...
Aren't complex exponentials signal rotations? If you multiply a sinusoidal signal by e^(-iwt), you are essentially shifting its phase modulus, no?
danharaj
on Nov 5, 2019
[–]
Those are purely imaginary exponentials. General complex exponentials also have a real part.
dreamcompiler
on Nov 5, 2019
|
parent
[–]
And that's how the FT differs from the LT. LT is complex while FT is purely imaginary, as the video explains.
Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
