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Kumaresh Kumaresh


Last seen: Today |  Con actividad desde 2022

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How to eliminate the following warning: matrix singular to machine precision
Hello all,  In the following equation, Az = b; z = A\b; When I solve for z by the inverse of A, I get this message: warning:...

más de 1 año hace | 1 respuesta | 0

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Pentadiagonal matrix to solve for Pressure variable
Hello everyone, I want to solve my pressure equation implicitly by pentadiagonal matrix method. Here is the following equation....

más de 1 año hace | 1 respuesta | 0

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Vector plots by Quiver in MATLAB
Hello everyone, I created a vector plot by Glyph in Paraview (using OpenFOAM), but couldn't able to plot the same using Quiver ...

más de 1 año hace | 1 respuesta | 0

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How can I modify my code from explicit to implicit method ?
Hello all, I have written my code explicitly. I would like to see how my code works implicitly. Can someone help me share their...

más de 1 año hace | 0 respuestas | 0

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Alternative method - TDMA ?
Hello everyone, I have solved my energy equation in MATLAB based on TDMA (Tridiagonal Matrix) implicit method. I would like to ...

alrededor de 2 años hace | 0 respuestas | 0

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Unable to fix the vector plot appropriately based on outflow boundary conditions
Hello all, Hope everyone is doing good. Here is my code attached for reference. The code explicitly (FDM) solves velocities (u ...

alrededor de 2 años hace | 0 respuestas | 0

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How to plot the variations for integrating parameter
Hello all, I have some equations integrated in Matlab. One such set of equations are, H2Ox = @(EA) -0.0023*(-8/(48000^8))*(((E...

alrededor de 2 años hace | 1 respuesta | 0

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2D Temperature distribution from 1D temperature distribution T(x)
Hello all, Hope everyone is doing good. I have got 1D temperature distribution T(x) along axial distance. Based on a conventi...

alrededor de 2 años hace | 1 respuesta | 0

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Neumann (zerogradient and open) boundary condition
Hello all, In my work of 2D rectangulat channel, right boundary is symmetry and top boundary is open to atmosphere. So, I need ...

alrededor de 2 años hace | 0 respuestas | 0

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Need some guidance to solve this problem for velocity and pressure variables
Hello all, In my problem, I need to solve the following equations to calculate the variables velocity (from Eq .(1 and 2)) and ...

alrededor de 2 años hace | 0 respuestas | 0

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How to fix infinity limit in the integral equation
Hello all, Following my above question, I have a query to follow... For my the above problem, the solution was arrived with inte...

más de 2 años hace | 0

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How to fix infinity limit in the integral equation
Following the above post, I did little research on this topic. Since there are 2 exponential integrals, this might be special ca...

más de 2 años hace | 0

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How to fix infinity limit in the integral equation
Hello everyone, Hope everyone is doing well. Here is my code attached below. The code is solved using trapezoidal integration....

más de 2 años hace | 4 respuestas | 0

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