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Vira Roy


Last seen: 5 meses hace |  Con actividad desde 2019

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Research Scholar at IIT Kharagpur.

Programming Languages:
Python

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Plotting the content of huge matrix.
Problem: I have a huge 449x10001 dimension matrix and want to make a scatter plot from that. While for loop works good enough fo...

casi 2 años hace | 1 respuesta | 0

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respuesta

Pregunta


Manipulating a multidimensional array.
PROBLEM: I have managed to create a multidimensional array storing eigenvectors of a hamiltonian. Now I want to manipulate the a...

alrededor de 2 años hace | 1 respuesta | 0

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respuesta

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Energy eigenvalues plot of a Hamiltonian(Weyl)
Question: I have a Hamiltonian which I have to construct in a meshgrid and then plot the energy eigenvalues to get a surf plot. ...

más de 2 años hace | 1 respuesta | 0

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respuesta

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Matrix form for a square lattice arrangement.
Question: I want to have a matrix form for hopping between nearest points on a square lattice. My Attempt: To start and explai...

más de 2 años hace | 2 respuestas | 0

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

más de 2 años hace

Resuelto


The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

más de 2 años hace

Pregunta


Matrix form for creation and annihilation operator with spins.
This might be little geared towards physics but if anyone can help, it would so much helpful for me. So basically I want the mat...

más de 2 años hace | 2 respuestas | 0

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Pregunta


Comparing the entries of matrix in pairs
Problem: I have a matrix A (of n by m dimension) which for this example is 10 by 3. Now I want to compare the entries of the ma...

casi 3 años hace | 1 respuesta | 0

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Pregunta


Generation of a basis vector following a constraint.
Problem: I Want to generate a set of basis vectors which follows the constraint . While I can do that as seen from the below wo...

casi 3 años hace | 1 respuesta | 0

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Pregunta


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...

casi 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

casi 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

casi 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

alrededor de 4 años hace | 1 respuesta | 0

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respuesta

Pregunta


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 ...

más de 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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. ...

más de 4 años hace | 0 respuestas | 0

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Numerical Integration from -Inf to Inf
Problem: I have the following integral which i need to evaluate numerically. ...

más de 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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...

más de 4 años hace | 1 respuesta | 0

1

respuesta

Pregunta


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 ...

más de 4 años hace | 2 respuestas | 1

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respuestas

Pregunta


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...

más de 4 años hace | 2 respuestas | 0

2

respuestas