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Operator '-' is not supported for operands of type 'table'
Hello everyone. I have been trying to substract arrays. but I get an error message " Operator '-' is not supported for operand...

nästan 2 år ago | 3 answers | 0

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answers

Question

Code an equation in MATLAB
In matlab, I write the following code to the above equation as follows ri = sqrt(psi_coordinates.^2+theta_c...

nästan 2 år ago | 0 answers | 0

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answers

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Determinant of the Jacobian as a constraint couldn't avoid atan2(x,y) get into negative.
I've been trying to avoid singularity using determinant as a constraint. However, some anglar values obtained using atan2 () kee...

ungefär 2 år ago | 1 answer | 0

1

answer

Submitted

Euler-angle-based-rotation-matrix
In this program the ZYX euler angle sequence is used to simulate a platform fixed at some constant height. The rotation is done ...

nästan 3 år ago | 3 downloads |

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

ungefär 3 år ago

Question

How to speed up iterating a large data in a nested loop ?
%example a=1x1000; b=1x1000; for i=1:length(a) for j 1:length(b) x(i,j)=cos(a(i)); y(i,j)=sin(b(j...

mer än 3 år ago | 1 answer | 0

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Question

fmincon and fmiunc gives different result for the same problem
Can anyone help how to setup the result from fmincon and fminunc to give the same result for same problem ? Thanks

mer än 3 år ago | 1 answer | 0

1

answer

Question

global convergence of quasi-newton
Is there any way to pick a global optimum point in the quasi-newton algorithm of matlab? Thanks

mer än 3 år ago | 0 answers | 0

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Question

Function for linearization of nonlinear system of equations
V =F(rp,x1,x2,theta(t), psi(t), phi(t),wx(t),wy(t) ) is a non linear equation and the objective is to minimize output vector V f...

mer än 3 år ago | 0 answers | 0

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Answered
Why option for fmincon is not working ?
I got it why. The nonlcon argument has been skipped. [V,fval,exitflag,output,lambda,grad,hessian] = fmincon(fun,x,[],[],[],[],L...

mer än 3 år ago | 0

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Question

Why option for fmincon is not working ?
I defined the option as follows and it is not working. I tried many other options as well. Could anyone gives some idea ? Thank...

mer än 3 år ago | 2 answers | 0

2

answers

Question

fminunc for upper and lower bound variable definition ?
Isn't it possible to give upper and lower bound for the variables in the objective function while using fminunc ? Thank you.

mer än 3 år ago | 2 answers | 0

2

answers

Question

Visualize (plot) 3D array data
Surf and mesh functions are not handling the following data. Is it me or other methods should be used ? Thanks ts=5; t=0:1/...

mer än 3 år ago | 0 answers | 0

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answers

Question

Can any one check why quasi-newton is not working for my function ?
function V = PRSopt_QN(radius,alpha,beta) %% Calling the function fun = @(x)PRSopt_QN(x(1),x(2),x(3)); x0 = [0.25, ...

mer än 3 år ago | 0 answers | 0

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answers

Question

Quasi newton method for NLP code problem
Hello, Can some one tell whats wrong with the following program ? I tried to change x and evaluate V but I got some difficulti...

mer än 3 år ago | 1 answer | 0

1

answer

Question

Appropriate nonlinear optimization tool in matlab
I have objective funciton subjected to . The optimization design variables are and . I cannot linearize the function to use L...

mer än 3 år ago | 0 answers | 0

0

answers

Question

How to work with a matrix close to singular in MATLAB ?
I've ill-conditioned matrix which shows its inverse close to singular. So, the minimization solution is unstable. The psedoinve...

mer än 3 år ago | 1 answer | 0

1

answer

Question

Why Matlab tells the following A*A^T matrix is not a positive Semi-definite Matrix ?
M = [ 1.0000 0 0 0 0 0;... 0 0.9803 -0.0000 -0.0000 -0.0984 0.0984;...

mer än 3 år ago | 1 answer | 0

1

answer

Question

Why matlab live editor and matlab script gives different rank calculation result for the same matrix ?
I suddenly found matlab is misundesrstanding this matrix and checked it with matlab live editor. Then, matlab live gives the...

mer än 3 år ago | 2 answers | 0

2

answers

Solved

matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

mer än 3 år ago

Solved

Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

mer än 3 år ago

Question

Why is it so hard for MATLAB to solve the following symbolic equation
syms rp alpha beta theta psi z A=cos(alpha)-cos(beta); B=sin(alpha)-sin(beta); C=(cos(beta)-1)/tan(beta)-(cos(alpha)-1)/tan(a...

mer än 3 år ago | 1 answer | 0

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answer

Question

Solving trigonometric equation (decoupling)
I wanted to solve as a function of other variables Is is possible to decouple this equation ? Even matlab symbolic gave m...

mer än 3 år ago | 2 answers | 0

2

answers

Question

Numerical integration RK4 for the given data
I have the angular veocity data shown below and wanted to apply , where. w Columns 1 through 9 5.0468 0.1049 -0....

mer än 3 år ago | 1 answer | 0

1

answer

Question

Symbolic Derivative in matlab
Can matlab diffrentiate F with respect to , and only ?. Any help is apperciated

mer än 3 år ago | 1 answer | 0

1

answer

Question

Output argument "St" (and maybe others) not assigned during call to "function ".
I got an error Output argument "St" (and maybe others) not assigned during call to "get_StCarretero". Error in InverseVeloc...

mer än 3 år ago | 0 answers | 0

0

answers

Question

Evaluate gradient function in the for loop.
is a function dependent on time. It is n the function and need to be differentiated to get and the differentiation should pa...

mer än 3 år ago | 1 answer | 0

1

answer

Question

Interpolating angle between -0.2 to 0.2 rad
Can anyone help for a valid interpolation of an angle from -0.2 to 0.2 to give 1001 points in between? SLERP is not doing this ...

mer än 3 år ago | 1 answer | 0

1

answer

Question

Algorithm to extract linearly dependent columns in a matrix
Is there any general or standard approach to extract columns that are linearly dependent from the given matrix ? Thanks and an...

mer än 3 år ago | 3 answers | 0

3

answers

Question

Interpolating the data given between -pi and pi
I have the following program and wanted to get the value between - and . But the program I made below only gives . Any help is ...

nästan 4 år ago | 1 answer | 0

1

answer

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