Rank: 673 based on 211 downloads (last 30 days) and 6 files submitted
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Praveen Ranganath

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09 Aug 2013 Screenshot 1D Wave Propagation: A finite difference approach This program describes a moving 1-D wave using the finite difference method Author: Praveen Ranganath wave equation, 1d wave, finite difference, numerical wave simula..., simulation, mathematics 58 0
  • 5.0
5.0 | 1 rating
01 Aug 2013 Screenshot Numerical methods vs analytical methods for Differential equations This code compares the analytical solution with the numerical solutions of a simple first order ODE Author: Praveen Ranganath numerical methods, eulers method, differential equation, comparison, mathematics, physics 19 0
22 Jul 2013 Screenshot Electric Field of a Parallel Plate capacitor using 2D Poisson Equation Electric potential and E-field of a cross section of a parallel plate capacitor is calculated. Author: Praveen Ranganath aerospace, mathematics, measurement, simulation, capacitor, parallel plate 40 1
22 Jul 2013 Screenshot Computing Electric field of a double dipole by solving Poisson's Equation This code computes the E-fields due to 2-dipoles in a 2-D plane using Finite difference method. Author: Praveen Ranganath aerospace, cartesian coordinates, dipole, earth science, electric field, electric potential 36 0
19 Jun 2013 Screenshot Calculating Electric field of a dipole using Coulomb's law This code computes the Electric Field distribution due to a dipole in a 2-D plane. Author: Praveen Ranganath electric field, electrostatics, coulombs law, simulation, physics, vectors 47 0
  • 5.0
5.0 | 1 rating
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04 Nov 2013 1D Wave Propagation: A finite difference approach This program describes a moving 1-D wave using the finite difference method Author: Praveen Ranganath Petrov, Lyuboslav

09 Oct 2013 Electric Field of a Parallel Plate capacitor using 2D Poisson Equation Electric potential and E-field of a cross section of a parallel plate capacitor is calculated. Author: Praveen Ranganath Abbott, Ben

The iterative solution can be sped up by about 30x by vectorizing the loops.

i = (2:Nx-1);
j = (2:Ny-1);
V(pp1,mpy-lp:mpy+lp) = 100;
V(pp2,mpy-lp:mpy+lp) = -100;
V(i,j)=0.25*(V(i+1,j)+V(i-1,j)+V(i,j+1)+V(i,j-1));

13 Jul 2013 Calculating Electric field of a dipole using Coulomb's law This code computes the Electric Field distribution due to a dipole in a 2-D plane. Author: Praveen Ranganath Rao, Sathyanarayan

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