# All Questions

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### Plot beat waves spectrum

I have a signal composed of 3 waves oscillating at a high frequency (~10^15 Hz) separated in frequency by 10MHz. I want to simulate the resulting beat wave spectrum. I am expecting a two-peak spectrum,...
223 views

### How to find the Fourier Transform of a list?

I have a list (list) in the form of {x,y} as ...
92 views

### Using ''Module' and 'Table' to Plot 'Fourier'

I'm trying to make a function that outputs a plot given a particular parameter, whilst using the Mathematica functions Module, Fourier, and Table. This is what I've come up with thus far. ...
202 views

### How to calculate the amount of offset about two list

You can get my data by this code {data1, data2} = Uncompress[FromCharacterCode@ Flatten[ImageData[Import["https://i.stack.imgur.com/ShSMY.png"], "Byte"]]]; We ...
143 views

### How to obtain real number after Fourier?

I have a table of list of complex numbers. I constructed the table in the following way: the table contains odd number $N$ of elements. The $N/2+1$ element of table is real. $N/2+2$ element is complex ...