Community Profile

photo

Radu Trimbitas


"Babes-Bolyai" University

Last seen: 4 days ago Active since 2011

Followers: 0   Following: 0

Message

Assoc. Professor Professional Interests: Numerical Analysis, Statistics

Statistics

All
  • Thankful Level 2
  • Community Group Solver
  • Introduction to MATLAB Master
  • Revival Level 1
  • Knowledgeable Level 1
  • Solver
  • First Review
  • Thankful Level 1
  • First Answer

View badges

Feeds

View by

Question


troubles with ginput function
I have troubles with ginput under Windows 11. A lot of MATLAB code which works well under Windows 10 does not function correctly...

1 year ago | 0 answers | 0

0

answers

Question


Troubles with ginput() function
I have troubles with ginput under Windows 11. A lot of MATLAB code which works well under Windows 10 does not function correctly...

1 year ago | 1 answer | 0

1

answer

Answered
finding multiple roots using newton raphson
The standard solution, if you know the multiplicities in advance is to use the reccurence relation where is the multiplicit...

2 years ago | 1

Answered
solve eq by newton raphson method
Solve the equation with Newton-Raphson method. Define function and derivative format long f=@(x) 3*x+sin(x)-exp(x); df=@(x)...

2 years ago | 0

Answered
What is Jacobi method
See the following source: function [x,ni]=Jacobi(A,b,x0,err,nitmax) %JACOBI Jacobi method %call [x,ni]=Jacobi(A,b,x0,err,ni...

2 years ago | 0

Question


How can I define a symbolic function with vector arguments?
I wish to define a symbolic function with a vector argument, e.g. f(x) = x(1)^2+x(2)^3+x(1)*sin(x(3)) How can I do this withou...

2 years ago | 2 answers | 0

2

answers

Question


History.xml strange behavior
When MATlab detect an error, after the error message MATLAB display [1,2,3]*[2,1]' Error using * Incorrect dimensions for...

4 years ago | 1 answer | 1

1

answer

Answered
Unable to convert expression into double array.
It is not clear what do you want. Your expressions are entirely symbolic. If you want to give later values to x,y,z, phi, etc tr...

4 years ago | 1

| accepted

Answered
solving coupled differential system
Dear Saman, If set x=u(1), x'=u(2), y=u(3), y'=u(4) and M=[1,0,0,0; 0, m1,0,m2; 0,0,1,0; 0, m2,0,A], then the system becomes...

4 years ago | 0

Question


functions of funtions symbolic
How could I define a functional (a function of functions), e.g in MATLAB Symbolic Math Toolbox. The function is an input par...

4 years ago | 1 answer | 0

1

answer

Question


Conversion from MuPAD to MATLAB
Can anybody help me to convert the following MuPAD functions to MATLAB Symbolic Math? //Peano Th and kernel //pp - truncated...

4 years ago | 1 answer | 0

1

answer

Question


Function of function in Symbolic Math Toolbox
How could I define a functional in Symbolic Math Toolbox , eg . I wish a generic definition that allows to choose several functi...

4 years ago | 0 answers | 0

0

answers

Question


normalizing a symbolic expression?
Is there any corresponden in Symbolic Math Toolbox for Maple or Mupad function normal ? (normalizing a rational expression, wri...

4 years ago | 1 answer | 0

1

answer

Question


Customize export from live editor to LaTeX
How can I customize the export from MATLAB Live Editor to LaTeX? Is there a solution different from modification of matlab.sty f...

4 years ago | 1 answer | 3

1

answer

Question


fplot add an undesired line
When I use fplot with LineWidth a dashed thick gray line appears on the right edge o the box. Example h=fplot(@(u) u.*exp(u),[-...

4 years ago | 1 answer | 0

1

answer

Question


Using previous analysis result in PDE Toolbox
I have a system of two elliptic PDEs which must be solved for several values of some parameters. I order assure convergence, I t...

5 years ago | 0 answers | 0

0

answers

Answered
How can I solve an equation using fixed point method?
If you wish to solve x=2^(-x) use successive approximation method. Provide a function, a starting value and a tolerance. funct...

8 years ago | 0

Answered
How to create 3D grid from data without interpolation?
interp2() has options for cubic or spline

8 years ago | 0

Answered
simple inequality check fails - why?
Your code works works correctly in MATLAB 2014a.

9 years ago | 0

Question


Mupad export to LaTeX
How can I export Mupad notebooks to LaTeX?

13 years ago | 2 answers | 1

2

answers