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Absolute value constraint in quadratic programming optimization

convex-optimization quadratic-programming cvx cvxpy

asked 21 mins ago lichgo 101

0

votes

0

answers

3

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Fast algorithm to compute chi-square

linear-algebra matrix algorithms matrix-factorization

asked 35 mins ago user7896 113

0

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0

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9

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solving a Algebraic Differential Equation in Julia using modelingToolKit.JL

ode differential-equations symbolic-computation julia dae

asked 5 hours ago steve3051980 33

-2

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0

answers

27

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Aeroacoustics Simulation in Star CCM+ using FW-H Model

fluid-dynamics numerics fourier-transform

modified 6 hours ago Ramkumar Venkatachalam 1

5

votes

1

answer

796

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Help with Fourier beam propagation method

computational-physics c++ fourier-transform

modified 9 hours ago CommunityBot 1

12

votes

5

answers

6k

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Scientific computing vs numerical analysis

numerics education terminology career-development

modified 14 hours ago Anton Menshov♦ 8,141

1

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0

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32

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How to discretize PDEs using Chebyshev spectral method into a system of differential algebraic equations (DAEs)?

matlab spectral-method chebyshev

modified 14 hours ago Anton Menshov♦ 8,141

2

votes

1

answer

74

views

LOBPCG bad preconditioned performance for largest eigenpairs

eigenvalues eigensystem

answered 17 hours ago rchilton1980 4,176

1

vote

0

answers

23

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Manufactured solution for advection diffusion equation

fluid-dynamics verification

modified yesterday Anton Menshov♦ 8,141

3

votes

1

answer

364

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Simulation of surface tension-dominated interfaces

fluid-dynamics simulation microfluidics

modified yesterday CommunityBot 1

0

votes

1

answer

277

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Error using scipy.integrate.solve_ivp: index error: the index 0 is out of bounds for axis 0 with size 0

python numerics scipy numerical-limitations

modified 2 days ago CommunityBot 1

0

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0

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22

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Slender body theory for plates? (hydrodynamics, Stokes flow regime)

stokes

asked 2 days ago P. Trinli 11

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0

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127

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Solving huge dense square symmetric linear system

linear-algebra linear-solver linear-system hardware

modified Jan 20 at 22:52 Maxim Umansky 1,839

2

votes

1

answer

69

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Stepping over a rapid oscillation in advection

finite-difference stability advection

modified Jan 20 at 21:00 CommunityBot 1

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