Greg von Winckel

University of New Mexico

Active since 2004

Followers: 1 Following: 0

Message

I am research associate professor at the University of New Mexico Center for High Technology Materials

Professional Interests: PDE Constrained optimization, quantum mechanics, numerical methods

Statistics

RANK
30 of 20.449

REPUTATION
22.279

AVERAGE RATING
4.30

CONTRIBUTIONS
42 Files

DOWNLOADS
184

ALL TIME DOWNLOADS
217934

View badges

Feeds

Submitted

Gaussian Quadrature for Triangles
Compute Gauss nodes and weights for a triangle

meer dan 16 jaar ago | 5 downloads |

4.3 / 5

Submitted

Bessel Function Zeros
Computes the first k zeros of the Bessel Function of the 1st and 2nd Kinds.

meer dan 16 jaar ago | 17 downloads |

4.5 / 5

Submitted

2D Barycentric Lagrange Interpolation
Interpolates a function on a rectangle.

meer dan 16 jaar ago | 1 download |

4.3 / 5

Submitted

Chebyshev Series Product
Computes the product of two Chebyshev expansions.

meer dan 16 jaar ago | 1 download |

5.0 / 5

Submitted

Finite Difference Weights
Computes the finite difference for a uniform grid.

meer dan 16 jaar ago | 2 downloads |

4.7 / 5

Submitted

Legende-Gauss-Lobatto nodes and weights
Computes the Legendre-Gauss-Lobatto weights, nodes and vandermonde matrix.

meer dan 16 jaar ago | 16 downloads |

4.6 / 5

Submitted

Block tridiagonal solver
Solves block tridiagonal systems of equations.

meer dan 16 jaar ago | 1 download |

4.5 / 5

Submitted

Fast Pentadiagonal System Solver
Solves symmetric and asymmetric pentadiagonal systems.

meer dan 16 jaar ago | 4 downloads |

4.4 / 5

Submitted

Fast Chebyshev Transform (1D)
Transfroms between nodal and spectral values.

meer dan 16 jaar ago | 3 downloads |

5.0 / 5

Submitted

Legendre-Gauss Quadrature Weights and Nodes
Computes the Legendre-Gauss weights and nodes for solving definite integrals.

meer dan 16 jaar ago | 65 downloads |

4.7 / 5

Submitted

Barycentric Lagrange Interpolating Polynomials and Lebesgue Constant
Computes lagrange interpolating polynomials and Lebesgue function/constant.

meer dan 16 jaar ago | 3 downloads |

4.3 / 5

Submitted

Quadrature rules for spherical volume integrals
Computes weights and nodes for numerically solving spherical volume integrals.

bijna 19 jaar ago | 2 downloads |

5.0 / 5

Submitted

n-dimensional simplex quadrature
% Construct Gauss points and weights for a n-dimensional simplex

ongeveer 19 jaar ago | 1 download |

5.0 / 5

Submitted

Gauss Quadrature for Tetrahedra
Compute Gauss weights and nodes for a specied tetrahedron

ongeveer 19 jaar ago | 1 download |

5.0 / 5

Submitted

Summed Newton-Cotes Rules
2-11 Point Summed Newton-Cotes Rules

meer dan 19 jaar ago | 3 downloads |

0.0 / 5

Submitted

Hermite Quadrature
Computes the Hermite weights for user-defined nodes.

meer dan 19 jaar ago | 3 downloads |

0.0 / 5

Submitted

Fast Chebyshev Differentiation
Computes the numerical derivative on the Chebyshev grid.

meer dan 19 jaar ago | 2 downloads |

5.0 / 5

Submitted

Arbitrary Rank Update to Cholesky Factorization
Solves the Cholesky factored system with arbitrary update.

meer dan 19 jaar ago | 2 downloads |

0.0 / 5

Submitted

Rank-2 update to LU Factorization
Solve an LU-factorized system with rank-2 update.

meer dan 19 jaar ago | 1 download |

0.0 / 5

Submitted

Radial Quadrature and Spectral Methods
Weights, nodes, and spectral methods matices for radial problems

meer dan 19 jaar ago | 1 download |

0.0 / 5

Submitted

1-D Unstructured Finite Differences
Computes 3-, 5-, and 7-point FD matrices for unstructured grids

meer dan 19 jaar ago | 1 download |

3.0 / 5

Submitted

Gegenbauer-Gauss-Lobatto Quadrature
Computes weights and nodes for Gegenbauer-Gauss-Lobatto quadrature.

bijna 20 jaar ago | 1 download |

0.0 / 5

Submitted

Conformally Mapped Laplacian
Compute eigenfunctions of the laplacian on a conformally mapped square.

bijna 20 jaar ago | 1 download |

0.0 / 5

Submitted

Fast Clenshaw-Curtis Quadrature
Computes Clenshaw Curtis weights and nodes using the FFT.

ongeveer 20 jaar ago | 8 downloads |

0.0 / 5

Submitted

Numerical Integration on an Arbitrary Grid
Computes weights for numerical integration on arbitrary grid points.

ongeveer 20 jaar ago | 1 download |

4.0 / 5

Submitted

Weighted Grid Points
Computes the Lobatto points for an arbitrary weight.

ongeveer 20 jaar ago | 1 download |

0.0 / 5

Submitted

2D Wavepacket Time Evolution
Simulates a Gaussian wavepacket in a square domain.

meer dan 20 jaar ago | 3 downloads |

3.0 / 5

Submitted

Pseudospectral Differentiation on an Arbitrary Grid
Numerically differentiates a function on an arbitrary grid.

meer dan 20 jaar ago | 1 download |

5.0 / 5

Submitted

Series Product
Computes the product of two power series.

meer dan 20 jaar ago | 1 download |

0.0 / 5

Submitted

Generalized Linear Differential Operator Commutator
Computes commuted expansion coefficients for linear operators.

meer dan 20 jaar ago | 2 downloads |

0.0 / 5