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)

5 days ago | 1 answer | 0

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...

5 days ago | 1 answer | 0

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...

5 days ago | 0 answers | 0

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 ...

8 days ago | 1 answer | 0

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...

12 days ago | 1 answer | 0

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?

1 month ago | 1 answer | 0

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...

2 months ago | 1 answer | 0

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...

2 months ago | 1 answer | 0

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 ...

2 months ago | 0 answers | 0

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:\...

2 months ago | 1 answer | 0

Question

Attempt to execute SCRIPT robot as a function: C:\Users\digitalworld\Documents\MATLAB\Add-Ons\Toolboxes\Robotics Toolbox for MATLAB(2)\code\robot\demos\robot.m Error in UR_robotn (line 70) URrobot = robot(L, 'UR', 'Unimation') error in matlab?

hi.i want to run this code: function URrobot = UR_robot() offset = [0 0 0 0 0 0]; clear L % alpha A the...

2 months ago | 0 answers | 0

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...

2 months ago | 0 answers | 0

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]; ...

2 months ago | 1 answer | 0

Question

Install the numpy module error in matlab

hi. I want to use urtoolbox in matlab .I downloaded urtool and run it.(installURToolbox.m).at the end of process there are some...

2 months ago | 0 answers | 0

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...

2 months ago | 0 answers | 0

Question

Dynamic of UR10 in matlab

hello. I want to simulate UR10 in matlab but I don't know how to compute the robot dynamic? does anyone have code for it? or p...

2 months ago | 0 answers | 0

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...

3 months ago | 0 answers | 0

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 ...

3 months ago | 1 answer | 0

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...

5 months ago | 1 answer | 0