Feeds
提问
I am trying to get an infinite sum using symsum, but when I trying to convert to double I am getting error
%if true %%%% clear all E=0.01; % t= [0.025 0.05 0.1 0.2 0.3 0.4 1]'; t=[ 0.05]; y=0:0.1:1; y=y'; syms n p=(1/(4*pi*p...
8 years 前 | 0 个回答 | 0
0
个回答提问
I am trying to solve a system of 3 PDEs using pdepe in MATLAB. But I am getting an error
Here is the code % function pdex51 m = 0; x = 0:0.005:1; t = 0:0.01:1; options=odeset('Reltol',1e-10,'Abstol',1...
8 years 前 | 1 个回答 | 0
1
个回答提问
Fluctuating and negative value in pdepe
I am trying to solve a coupled pde in MATLAB. The code is : function pdex5 m = 0; x = linspace(0,1,100); t = lins...
8 years 前 | 0 个回答 | 0
0
个回答提问
I am solving a pde using pdepe in matlab. But I am getting warnings and some peculiar results.
<</matlabcentral/answers/uploaded_files/44504/IMG_20160202_091532.jpg>> Here is my differential equation. A and B are constan...
8 years 前 | 0 个回答 | 0
0
个回答提问
MATLAB Image processing filtering
One sample image is http://goo.gl/0IOkBZy .Download the file and name it as <</matlabcentral/answers/uploadd_files/43433...
8 years 前 | 3 个回答 | 0
3
个回答已回答
Write a function so that, when given a natural number N, the function returns the value max n ∈ N : 12 + 22 + · · · + n 2 ≤ N
function [ p ] = rusty( N) a(1)=12; i=1; while sum(a(:))<=N a(i+1)=a(i)+10; i=i+1; end if sum...
Write a function so that, when given a natural number N, the function returns the value max n ∈ N : 12 + 22 + · · · + n 2 ≤ N
function [ p ] = rusty( N) a(1)=12; i=1; while sum(a(:))<=N a(i+1)=a(i)+10; i=i+1; end if sum...
8 years 前 | 0
提问
I have a symbolic function, I want to know the points of discontinuity.
For example the function is : syms t k=t*heaviside(5-t)+5*heaviside(t-5) ;
8 years 前 | 1 个回答 | 0
1
个回答已回答
How to find object is vertically or horizontally symmetry ?
let the matrix be A if A== fliplr(A) %this means that it has vertical symmetry disp(' it is vertically symmetrical ')...
How to find object is vertically or horizontally symmetry ?
let the matrix be A if A== fliplr(A) %this means that it has vertical symmetry disp(' it is vertically symmetrical ')...
9 years 前 | 0
| 已接受