
lobpcg.m
 Referenced in 127 articles
[sw24008]
 gradient method for finding an eigenvector as an element of the nullspace ... provide such comparison for our LOBPCG method. Numerical results establish that our algorithm is practically...

BQPD
 Referenced in 1 article
[sw06198]
 found. The code implements a nullspace active set method with a technique for resolving...

CHFACT
 Referenced in 5 articles
[sw30976]
 programming. Every iteration of an interior point method of large scale linear programming requires computing ... objective function gradient onto the null space of a linear operator defined by the problem ... higher order primaldual interior point method of Altman and Gondzio (1992a, b). Although primary...

MinimalRealization
 Referenced in 1 article
[sw13770]
 requires finding the rank and the null space of a matrix. We use the singular ... accurate method for calculation of the numerical rank (Approxrank) and the numerical null space (ApproxNullSpace...

SPQR_RANK
 Referenced in 2 articles
[sw10036]
 also calculate orthonormal bases for numerical null spaces, approximate pseudoinverse solutions to least squares problems ... almost always accurately determined when our methods report that the numerical rank should be correct ... matrices with either small or large null space dimensions...

CLIFFORD
 Referenced in 80 articles
[sw00131]
 CLIFFORD performs various computations in Grass mann and...

Expokit
 Referenced in 180 articles
[sw00258]
 Expokit provides a set of routines aimed at...

HSL
 Referenced in 274 articles
[sw00418]
 HSL (formerly the Harwell Subroutine Library) is a...

hypre
 Referenced in 275 articles
[sw00426]
 hypre is a software library for the solution...

LAPACK
 Referenced in 1647 articles
[sw00503]
 LAPACK is written in Fortran 90 and provides...

LSQR
 Referenced in 368 articles
[sw00530]
 Algorithm 583: LSQR: Sparse Linear Equations and Least...

MA57
 Referenced in 88 articles
[sw00536]
 MA57  a code for the solution of sparse...

Maple
 Referenced in 5168 articles
[sw00545]
 The result of over 30 years of cutting...

MapReduce
 Referenced in 253 articles
[sw00546]
 MapReduce is a new parallel programming model initially...

Mathematica
 Referenced in 6041 articles
[sw00554]
 Almost any workflow involves computing results, and that...

Matlab
 Referenced in 12477 articles
[sw00558]
 MATLAB® is a highlevel language and interactive...

MultRoot
 Referenced in 99 articles
[sw00604]
 Algorithm 835: MultRoot  a Matlab package for computing...

Octave
 Referenced in 293 articles
[sw00646]
 GNU Octave is a highlevel language, primarily...

PARI/GP
 Referenced in 599 articles
[sw00680]
 PARI/GP is a widely used Computer Algebra System...

PHCpack
 Referenced in 220 articles
[sw00705]
 Algorithm 795: PHCpack: A generalpurpose solver for...