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Index out of bounds
Folks, What is wrong with this simple code? Fo=100; wn=20; k=2000; m=5; w=30; x0=.1; x0_dot=.1; f_...
10 years 前 | 2 个回答 | 0
2
个回答提问
Simple Undamped Forced Vibration Problem
I am trying to replicate a solution in Matlab for the following problem x¨+k*x/m=Fo*sin*wo*t/m using 2 first order linear...
10 years 前 | 1 个回答 | 0
1
个回答提问
Assign dotted lineto individual sets of data on a line graph
Hi Folks, The following code plots some lines with different colours automatically. Essentially 'T_Bulk_Calc' and 'T_Oil'...
10 years 前 | 1 个回答 | 0
1
个回答提问
Assigning excel data to an array via a counter
Folks, Here is the code i use to assign data from the 2nd and 6th column in a spreadsheet to an array for i=1:1:2 ...
10 years 前 | 1 个回答 | 0
1
个回答提问
Assign excel data to multi-dimensional array
Hi I want to assign data repetitively in an excel spreadsheet to a n*n*5 dimensional array, ie 5 pages. % User inputs...
10 years 前 | 1 个回答 | 0
1
个回答提问
Use of Initial Condition for a First Order Finite Difference Scheme
Hi Folks, I am studying some matlab code to understand finite difference schemes of first order. I found this bit of script o...
10 years 前 | 0 个回答 | 0
0
个回答提问
Simple Counter Problem using (i+1)
Hi Folks, I have an excel 1 column 906 rows which i call into this script. I want to get the difference between the i+1 row a...
10 years 前 | 2 个回答 | 0
2
个回答提问
2nd Order Diff Equation
Hi Folks, I get the following error when I attempt to run this bit of code "Maximum recursion limit of 500 reached. Use ...
10 years 前 | 1 个回答 | 0
1
个回答提问
Interp2 - Inconsistent Size for X and Y inputs - Scattered Data
Folks, I have measured results of 2 independent variables Z=f(X,Y) each of which have inconsistent spacing I wish to inter...
11 years 前 | 1 个回答 | 0
1
个回答已回答
Adding three cells element wise using cellfun
Hi folks, Adding the cell arrays of the same dimension works after. Thanks for your help.
Adding three cells element wise using cellfun
Hi folks, Adding the cell arrays of the same dimension works after. Thanks for your help.
11 years 前 | 0
提问
Adding three cells element wise using cellfun
Folks, I have three cell arrays of the form 1*6 each containing an 18*9 double. I have attempted to add each corresponding el...
11 years 前 | 3 个回答 | 0
3
个回答提问
cell2mat with 1* 1 cell array
Folks, I have A{ii} which is a cell array 1*1 containing 18*9 matrix. I atttempt to convert to a matrix using B=cell2mat(A)...
11 years 前 | 1 个回答 | 0
1
个回答提问
A(I) = B, the number of elements in B and I must be the same.
Hi Folks, I have nu_1= 18*9*6 matrix where each page has the same numeric value, ie page 1 all elements =25, page 2 all eleme...
11 years 前 | 1 个回答 | 0
1
个回答提问
Indexing an 6 Dimensional array inside a for loop
Folks, I am trying to call in the nth page of a 6D array from page 1 to 6. I am using the following code which is not loopin...
11 years 前 | 1 个回答 | 0
1
个回答提问
Copy matrix into N Dimensional array
Folks, How do I copy a 18*9 matrix 6 times to create a 6-D array? I have tried R1=repmat(R1_1, [: : 6]) I have al...
11 years 前 | 1 个回答 | 0
1
个回答提问
Using .data{1,i} in a for loop
Hi Folks, I have a 1*12 cell array which contains twelve 1*1 struct arrays. Each of which subsequently contains a matrix and ...
11 years 前 | 2 个回答 | 0
2
个回答提问
Importing multiple non numeric .txt files and assigning file name as variable
Hi Folks, I am trying to import multiple non numeric .txt files and assign each file name as variable. Here is some code but ...
11 years 前 | 1 个回答 | 0
1
个回答提问
How to enter multiple values for one input prompt
Folks, I have a function which requires the user to enter 4 values. At the moment, the user has to give a value then enter, r...
11 years 前 | 2 个回答 | 1
2
个回答提问
How to select a matrix, row and column vector from within a matrix
Folks, I have a 25 * 60 matrix How do I select 1) row vector from element (1,2) to (1,60) 2) column vector from (2,1)...
11 years 前 | 1 个回答 | 0
1
个回答提问
Importing 2 .txt files within the one import command
Hi Folks, How do I import 2 different .txt files containing numbers using the one import command as a function. Here is my c...
11 years 前 | 0 个回答 | 0
0
个回答提问
Nested functions online examples
Hi Folks, Does anyone know of good online sources for examples of nested functions? Thanks in advanced B
11 years 前 | 1 个回答 | 0
1
个回答提问
Surface fitting to data
Folks, I have a custom equation with z=a*x*y which I want to fit to some experimental data. The challenge is that 1) The f...
11 years 前 | 2 个回答 | 0
2
个回答已回答
plotyy with 4 outputs
Hi David, That works, thanks. Where do I define the colour and legend for the variable on the 2nd y axis? Thanks
plotyy with 4 outputs
Hi David, That works, thanks. Where do I define the colour and legend for the variable on the 2nd y axis? Thanks
11 years 前 | 0
提问
plotyy with 4 outputs
Folks, How do I plot 4 outputs on one 2d plot but with one of the outputs on the 2nd y axis? The plotyy command requires 4 v...
11 years 前 | 2 个回答 | 0
2
个回答提问
Show solution of 3 simultaneous linear equations
Hi folks, I have some code that plots the intersection of 3 planes representing 3 linear equations. Is there some way of impr...
11 years 前 | 0 个回答 | 0
0
个回答提问
When to transpose an m*n matrix extracted from a multi dimensional matrix for use with surf command
Folks, I have an equation which is a fn of 5 variables. This results in an 5-Dimensional matrix Output=f(a,b,c,d,e) when i de...
11 years 前 | 0 个回答 | 0
0
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Expand a column vector to a matrix without using for loop
Hi Folks, Is there a built in command to expand a (n*1) to an (n*n) matrix without filling the matrix using a for loop? All ...
11 years 前 | 2 个回答 | 0
2
个回答提问
Is it possible to use surf function calling parameters from a 4-D matrix?
I have an equation which is a fn of four variables. So i created a 4-D matrix to calculate an output, ie Output=f(a,b,c,d) insid...
11 years 前 | 1 个回答 | 0
1
个回答提问
plotting a 2nd figure
Hi Folks, I have a figure of surfaces which plots the first 2 parameters A and B against T. I wish to plot a 2nd figure of s...
11 years 前 | 1 个回答 | 0
1
个回答提问
Using for loop to iterate through matrix of parameters
Hi Folks, I have produced the following code to calculate G_sl a 3*3 matrix where parameters S_1 and S_2 are 3*1 column vecto...
11 years 前 | 0 个回答 | 0