Feeds
提问
Trace Marker Along Line
Hi I have tried writing the code to trace marker along a line ( form matlab help)to make an animation 1. it doesn't work ...
9 years 前 | 1 个回答 | 0
1
个回答提问
how to use ode45 with 4 ode?
Hi I have a set of 4 ode, How can I use ode45 to solve them? The ode: dr/dt=u d(TH)/dt=h/r^2 du/dt=h^2/r^3-1/r^2...
9 years 前 | 1 个回答 | 0
1
个回答提问
Seting ticks on axis
Hi I have the following code: A=linspace(-0.5,0.5) B=linspace(-12.5,15) plot(A,B) axis([-0.5 0.5 -25 25]) s...
12 years 前 | 1 个回答 | 0
1
个回答提问
Problem saving a file
I I tried saving a file, got this error message {Warning: Variable 'Res' cannot be saved to a MAT-file whose version ...
13 years 前 | 1 个回答 | 0
1
个回答提问
Proble Saving a Binary File
Hi I am trying to save my matlab variables in binary files, unsuccessfully. For example, if I have A=[1,1,1;2,2,2] and ...
13 years 前 | 1 个回答 | 0
1
个回答提问
Calculate Spheical Cap with areaquad
Hi, Tried to calculate the surface area of a spherical cap with areaquad I wrote the following code: R=100; TH=30 ...
13 years 前 | 0 个回答 | 0
0
个回答提问
Basic Vector Manipulation
Hi I have 2 vectors A=[8,4,5,2,4,6,4,8]; K=[1,3,5,1] I want to create a third vector like this: C(1)=sum(A(1)) ...
13 years 前 | 1 个回答 | 0
1
个回答提问
Density 4D plot on a sphere
Hi, I need to plot density plot on a sphere, I have the following input in spherical coordinates : [R, theta,phi]=n R i...
13 years 前 | 0 个回答 | 1
0
个回答提问
Parallel Code
Hi Can I run this code in parallel? A1=F(A1,B1) A2=F(A2,B2) F is a function, A1 B1 are unrelated to A2 B2 How...
13 years 前 | 1 个回答 | 0
1
个回答提问
Memory Vs Code
Hi I have a program that manipulates a large matrix size A=[1e6,5] And I was wondering if running the code twice on a smal...
14 years 前 | 1 个回答 | 0
1
个回答提问
contour plot in polar coordinates
Hi Found this code for generating contour plots with polar coordinates. It works, but I don't understand why and I also ne...
14 years 前 | 1 个回答 | 0
1
个回答提问
Create Variables with a for loop
Hi I need to be able to run this following code: Vx(1)=[0,0,12] Vx(2)=[12,1,1,1,] Etc I need Vx to be a vector ...
14 years 前 | 2 个回答 | 0
2
个回答提问
Axes ticks labeling in contourf
Hi How do I label the X and Y ticks in contourf ? if I have a 20x30 matrix, when I use contourf the x-axis is labeled from ...
14 years 前 | 2 个回答 | 0
2
个回答提问
contourf with no isoline
Hi How do I plot a contourf plot only with colors and no isolines? "filled contour plot displays isolines calculated from...
14 years 前 | 2 个回答 | 5
