Question

Solving a system of differential equations using ODE45 by switching between two functions depending upon the solution obtained in last iteration.

Problem: I have a system of two coupled differential equations but i want to put an conditional statement so that depending upon...

5 months ago | 1 answer | 0

Question

3 dimensional plotting by varying the initial conditions

I have a set of four differential equations(DE) and I want to see how one of them varies with the other two. I can solve the equ...

5 months ago | 1 answer | 0

Question

3D Phase portrait for a set of differential equations

I have a set of three differential equations and I want to make a phase portrait of them. I have some idea of using quiver or pl...

5 months ago | 1 answer | 0

Question

Solving system of Non-linear Equations graphically

Problem Statement: I want to solve a set of equations graphically by plotting their graphs and looking at the interesection. I k...

5 months ago | 1 answer | 0

Question

Eigenvalues of a Matrix for a mesh of values and 3D plot.

Problem: Here is what i want to do. I need to construct an Hamiltonian matrix of dimension 2 by 2, then diagonalise it and find ...

9 months ago | 1 answer | 0

Question

Plotting of null surfaces and Warning: Matrix is singular to working precision.

Problem: I have the following three sets of equation which i need to plot as planes in 3D system. ...

9 months ago | 0 answers | 0

Question

Numerical Integration from -Inf to Inf

Problem: I have the following integral which i need to evaluate numerically. ...

10 months ago | 1 answer | 0

Question

Executing a function in iterations

Problem Statement: I have a system of differential equations in which i need to run a particular function for n iterations using...

11 months ago | 1 answer | 0

Question

Adding a piecewise time dependent term in system of differential equation

Problem Statement: I have a system of differential equation and out of which few has time dependent coefficients and in my case ...

11 months ago | 3 answers | 0

Question

Data fitting to the solution of coupled differential equation with all the different parameters.

So here is my problem. The general idea is that, I have a set of data for growth (n) and time(t) which i need to fit to the coup...

11 months ago | 2 answers | 0