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Radu Trimbitas


"Babes-Bolyai" University

Last seen: 2 months 前 |  自 2011 起处于活动状态

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Assoc. Professor Professional Interests: Numerical Analysis, Statistics

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  • Introduction to MATLAB Master
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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...

2 years 前 | 0 个回答 | 0

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提问


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...

2 years 前 | 1 个回答 | 0

1

个回答

已回答
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 前 | 1

已回答
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)...

3 years 前 | 0

已回答
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...

3 years 前 | 0

提问


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...

3 years 前 | 2 个回答 | 0

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提问


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 前 | 1 个回答 | 1

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已回答
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 前 | 1

| 已接受

已回答
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 前 | 0

提问


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 前 | 1 个回答 | 0

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提问


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 前 | 1 个回答 | 0

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提问


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 前 | 0 个回答 | 0

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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 前 | 1 个回答 | 0

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提问


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...

5 years 前 | 1 个回答 | 3

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提问


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),[-...

5 years 前 | 1 个回答 | 0

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提问


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...

6 years 前 | 0 个回答 | 0

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已回答
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 前 | 0

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

8 years 前 | 0

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

10 years 前 | 0

提问


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

13 years 前 | 2 个回答 | 1

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