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質問
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年以上 前 | 2 件の回答 | 0
2
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 0 件の回答 | 0
0
回答質問
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年以上 前 | 2 件の回答 | 0
2
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答回答済み
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年以上 前 | 0
質問
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年以上 前 | 3 件の回答 | 0
3
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 2 件の回答 | 0
2
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 2 件の回答 | 1
2
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 0 件の回答 | 0
0
回答質問
Nested functions online examples
Hi Folks, Does anyone know of good online sources for examples of nested functions? Thanks in advanced B
11年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 2 件の回答 | 0
2
回答回答済み
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年以上 前 | 0
質問
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年以上 前 | 2 件の回答 | 0
2
回答質問
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年以上 前 | 0 件の回答 | 0
0
回答質問
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年以上 前 | 0 件の回答 | 0
0
回答質問
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年以上 前 | 2 件の回答 | 0
2
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 1 件の回答 | 0
1
回答質問
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年以上 前 | 0 件の回答 | 0