Radu Trimbitas
"Babes-Bolyai" University
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Assoc. Professor Professional Interests: Numerical Analysis, Statistics
Statistik
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Accept 2 answers given by other contributors
Awarded to Radu Trimbitas on 15 Feb 2022
Solve a community group
Awarded to Radu Trimbitas on 20 Jan 2022
Solve all the problems in Introduction to MATLAB problem group
Awarded to Radu Trimbitas on 20 Jan 2022
Answer 1 question that was unanswered for more than 30 days
Awarded to Radu Trimbitas on 20 Jan 2022
1 of your answers has been accepted
Awarded to Radu Trimbitas on 25 Apr 2020
Solve a problem for the first time
Awarded to Radu Trimbitas on 31 Mar 2020
Publish your first review
Awarded to Radu Trimbitas on 09 Oct 2019
Accept 1 answer given by other contributors
Awarded to Radu Trimbitas on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Radu Trimbitas on 20 Jul 2017
Feeds
Frage
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...
fast 2 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
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...
fast 2 Jahre vor | 1 Antwort | 0
1
Antwortfinding 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...
mehr als 2 Jahre vor | 1
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)...
fast 3 Jahre vor | 0
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...
fast 3 Jahre vor | 0
Frage
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...
fast 3 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
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...
mehr als 4 Jahre vor | 1 Antwort | 1
1
AntwortUnable 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...
mehr als 4 Jahre vor | 1
| akzeptiert
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...
mehr als 4 Jahre vor | 0
Frage
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...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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...
mehr als 4 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
normalizing a symbolic expression?
Is there any corresponden in Symbolic Math Toolbox for Maple or Mupad function normal ? (normalizing a rational expression, wri...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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...
fast 5 Jahre vor | 1 Antwort | 3
1
AntwortFrage
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),[-...
fast 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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...
etwa 6 Jahre vor | 0 Antworten | 1
0
AntwortenHow 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...
mehr als 8 Jahre vor | 0
How to create 3D grid from data without interpolation?
interp2() has options for cubic or spline
mehr als 8 Jahre vor | 0
simple inequality check fails - why?
Your code works works correctly in MATLAB 2014a.
etwa 10 Jahre vor | 0
Frage
Mupad export to LaTeX
How can I export Mupad notebooks to LaTeX?
mehr als 13 Jahre vor | 2 Antworten | 1
2
Antworten
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