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Najmeh Eskandari


23 total contributions since 2018

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Question


Size mismatch ([1 x 1] ~= [1 x :?]) error in simulink?
hello. I have a simulation of robot dynamic but when I run it there is this error that relates to C matrix (line 144 of Dynamic ...

1 day ago | 0 answers | 0

0

answers

Question


What should we do when Text exceeds maximum line length for Command Window display in matlab?
hi.I want to run the MFILE and (see D matrix) which is attached but there is an error : Text exceeds maximum line length for ...

4 days ago | 2 answers | 0

2

answers

Question


This function does not fully set the dimensions of output port 2 error in matlab?
hi. I simulated impedance control for ur10.but there is an error: Error in default port dimensions function of S-function 'im...

6 days ago | 1 answer | 0

1

answer

Question


Data 'W' is inferred as a variable size matrix, while its properties in the Model Explorer specify its size as inherited or fixed error in matlab?
hi. I want to plot V and W in scope. V is cos(t)and when I plot it alone it is true.but I cannot plot W=diff(V,t). W=sin(t) but ...

11 days ago | 0 answers | 0

0

answers

Question


display a value from blockdiagram in simulink?
hi. I want to display argumancos5 in ur10_inverse_kinematic.m which is attached.i run simulation and mfiles but can not display ...

30 days ago | 0 answers | 0

0

answers

Question


paste not working in mfile in matlab 2018a?
hi.i want to copy and paste to mfile in matlab 2018a.copy is active but paste is not working.

30 days ago | 0 answers | 0

0

answers

Question


keep just positive or just negetive answer of acos?
I have arccos and I want to keep just negative answer of it? how can I do it?(there are two answer)

2 months ago | 1 answer | 0

1

answer

Question


'Domain error. To compute complex results from real x, use 'acos(complex(x))' error in matlab?
hi.i want to simulate ur10 inverse kinematic and I did it.while running there is this error: Domain error. To compute complex...

2 months ago | 1 answer | 0

1

answer

Question


stop simulating in a specific line?
hi.i want to simulate ur10 kinematic in symbolic form.i run the mfile(ur10kinematic) line by line but in a specific line it stop...

2 months ago | 0 answers | 0

0

answers

Question


undefined function or variable error in matlab simulink?
hi.i want to simulate ur10 kinematic(inverse and forward) but when I run I have these errors(screenshot which is attached). the ...

2 months ago | 1 answer | 0

1

answer

Question


plot function in matlab?
I want to plot qi=q0+3*(qf-q0)*t^2-2*(qf-q0)*t^3 as defined in the picture.i use plot or ez plot but the figure that is drawn is...

3 months ago | 1 answer | 0

1

answer

Question


how can i download and install LMI toolbox?
hi. I want to install LMI toolbox but I can not download it? from where I can download it?

4 months ago | 1 answer | 0

1

answer

Question


how can i assign values to symbolic matrix?
hi. I have the matrix B in symbolic form and I want to calculate it for different values and assign different symbols to it? wha...

4 months ago | 1 answer | 0

1

answer

Question


error in syms line 56?
hi. I want to run syms x(t) but there is this error: error using assignin(invalid variable name x(t) in assigne error i...

4 months ago | 1 answer | 0

1

answer

Question


Create Symbolic Functions error?
hi.i want to creat symbolic function based on this link: https://www.mathworks.com/help/symbolic/syms.html I write this ...

4 months ago | 0 answers | 0

0

answers

Question


Missing symbol 'mxArrayClassIDName' in 'D:\matlab/bin/win64\libmx.dll' error?
I want to open a mexw64 file in matlab but there is these errors: Invalid MEX-file Missing symbol 'mxArrayClassIDName' in 'D:\...

4 months ago | 1 answer | 0

1

answer

Question


cannot close the model 'TA9' while processing a callback error.
I want to close matlab 2018a but there is this error: cannot close the model 'TA9' while processing a callback TA9 is a simula...

4 months ago | 0 answers | 0

0

answers

Question


how to fix Cannot find an exact (case-sensitive) match for 'link' error ?
hi.i want to creat ur10 in matlab .I use this code: function URrobot = UR_robot() offset = [0 0 0 0 0 0]; ...

4 months ago | 1 answer | 0

1

answer

Question


error in openning mexw64 file in matlab
Hello. I want to open mexw64 file in matlab but there is error: (Invalid MEX-file 'C:\Users\digitalworld\Desktop\aghaye naderk...

4 months ago | 0 answers | 0

0

answers

Question


matlab robotics toolbox,calculating dynamic and kinematic of ur10
hello. I want to simulate impedance control for ur10 but in the article we don't have exact dynamic and kinematic of robot. is t...

5 months ago | 0 answers | 0

0

answers

Question


Generating discrete values in simulink
Hello. I want to generate this signal in Simulink: c=0:.001:1; h=3; x_0=0; x_d=x_0 + h*(c-sin(2*pi*c)/(2*pi)); but I don't ...

5 months ago | 1 answer | 0

1

answer

Question


open stepfile-matlab-Not enough input arguments error?
Hello. I want to open a step file in matlab. first I import data then generate function but there is "Not enough input arguments...

7 months ago | 1 answer | 0

1

answer