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Umesh Prajapati


Indian Institute of Technology, Delhi

Actif depuis 2016

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Warning: Matrix is singular, close to singular or badly scaled.
Check the second column of solution matrix. It is zero throughout. That's why you got the warning. It depends on the parameter v...

presque 7 ans il y a | 0

A soumis


Poisson equation
How to solve a Poisson equation using MATLAB?

presque 9 ans il y a | 2 téléchargements |

A soumis


The Rossler Attractor, Chaotic simulation.
These codes generate Rossler attractor, bifurcation diagram and poincare map.

presque 9 ans il y a | 5 téléchargements |

A soumis


Point of maxima minima of a function of one variable
This program will calculate the point of maxima and minima of a function of one variable.

presque 9 ans il y a | 2 téléchargements |

Question


How to plot bifurcation diagram for any parameter in Rossler system?
The Rossler system is: x'(t) = -(y+z) y'(t) = x + a*y z'(t) = b + z*(x-c)

presque 9 ans il y a | 1 réponse | 0

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Question


How to calculate round off error in each step of finite central difference approximation.
format long; f = @(x) exp(cos(x)); df = @(x) -exp(cos(x))*sin(x); x = 1; Truedf = df(x); h(1) = 1/2; H(1) = h; D(1) = (f(x+h...

presque 9 ans il y a | 1 réponse | 0

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Question


Hi, my prob is find the most accurate 1st derivative of f(x)=exp(cos(x)) at x=1, with h=0.5,0.25,..,2^(-16). I calculate the 1st der. using 1st order central diff formula & trying to improve the accuracy using Richardson extrap. got incorrect result
clear; clc; format shortG f = @(x) exp(cos(x)); df = @(x) -exp(cos(x))*sin(x); x = 1; Truef1 = df(x); A = []; h = 1/2...

presque 9 ans il y a | 1 réponse | 0

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Question


Solve a system of algebraic equations by Gauss elimination using two significant digits
Hi, I want to solve a system of algebraic equation by Gauss elimination using to significant digit. I am able to solve this, but...

environ 9 ans il y a | 1 réponse | 0

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