![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/31492969_1696313941728_DEF.jpg)
Janee
Followers: 0 Following: 0
Feeds
提问
FFT of 3D array in MATLAB
I am trying to understand how the FFT of different directions in MATLAB works to reproduce in C/C++ instead. So far I have the...
20 days 前 | 1 个回答 | 0
1
个回答提问
Can you explain the difference between the two matrix operations in MATLAB?
I am trying to understand how MATLAB performs the following matrix operations: Example 1: clearvars; clc; close all; Nx = 8; ...
1 month 前 | 1 个回答 | 0
1
个回答提问
Trying to understand the implementation of boundary conditions in this MATLAB code
I am following with the textbook: Lloyd N. Trefethen, Spectral Methods in MATLAB, SIAM and trying to understand a very particula...
2 months 前 | 0 个回答 | 0
0
个回答提问
Chebyshev Differentiation Matrix using two methods in MATLAB
I am trying to compare between two ''methods'' or functions that calculate the Chebyshev differentiation matrix. The first metho...
3 months 前 | 1 个回答 | 0
1
个回答提问
Understanding FFT in MATLAB
I am exploring the differences between fftw in MATLAB and C/C++. I think this maybe a straightforward question but for some reas...
6 months 前 | 1 个回答 | 0
1
个回答提问
Why is my code returning incorrect result?
I have two codes that solve the same problem, but one is returning the correct solution and the other is not. I don't seem to se...
6 months 前 | 1 个回答 | 0
1
个回答提问
How to subtract two column vectors properly?
I am trying to calculate the discretization error in my code which is simply the difference between my numerical solution and ex...
7 months 前 | 1 个回答 | 0
1
个回答提问
Error: Incorrect dimensions for matrix multiplication
I have the following code which is an iterative solver that solves for a linear poisson's equation as a simple test: clearvars;...
11 months 前 | 1 个回答 | 0
1
个回答提问
Error: Warning: Matrix is close to singular or badly scaled. Results may be inaccurate.
I am getting this error after implemnting my BCs: clc; clear all; N=30; % compute the chebyshev differentiation matrix and x-...
11 months 前 | 2 个回答 | 0