# amuka anurag

Last seen: 約3年 前 2021 年からアクティブ

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#### Feeds

how to build the complex mulitplication block with total 4 inputs(2 real,2 imaginary)

### 3

In fourier series, why there should be finite maxima and minima (dirichlet conditions)
why not infinte number of maxima and minima?

3年以上 前 | 1 件の回答 | 0

### 1

why cant we use fourier series for non periodic signals?
Any signal in this world can be represented in terms of sine and cosine ...right? why cant we use fourier series for non periodi...

3年以上 前 | 2 件の回答 | 0

### 2

why is fft required? can you explain the evolution of Fourier series--> Fourier Transform--> DTFT---> DFT---> FFT.
I want to know the reasons behind every transistion. Why Fourier Transform is used when Fourier series can be used to represent ...

3年以上 前 | 1 件の回答 | 0

### 1

what is the difference in fft(x,1024) and fft(x,2048)?
x=fft(x,1024); x=fft(x,2048); x=fft(x); %what is the difference between all these if i have done zero padding and the length ...

3年以上 前 | 1 件の回答 | 0

### 1

i need to plot a sine wave of 1khz using sampling frequency. where am i going wrong? i need a correct representation of wave.
fs=10000;%sampling frequency ts=1/fs; t=0:ts:1-ts; f1=10; a=sin(2*pi*f1*t); plot(t,a);

3年以上 前 | 0 件の回答 | 0