
RICPAC
 Referenced in 64 articles
[sw15253]
 generalized algebraic Riccati equations. The generalized eigenvalue problem provides a powerful framework for the solution ... form is derived from control and filtering problems for systems in generalized (or implicit ... subspaces for certain associated Hamiltonian or symplectic generalized eigenvalue problems. Utilizing an embedding technique...

aicm
 Referenced in 11 articles
[sw11487]
 Numerical solution of eigenvalue problems for Hamiltonian systems. The paper concerns an eigenvalue problem ... Hamiltonian system of ordinary differential equations with nonlinear dependence on a real eigenparameter λ. Separated ... points of increase are discontinuities at the eigenvalues, and the size of the discontinuity ... corresponding eigenvalue. The author describes two alternative approaches to the problem of computing the function...

HAPACK
 Referenced in 2 articles
[sw15252]
 HAPACK  Software for (Skew)Hamiltonian Eigenvalue Problems. HAPACK provides Fortran 77 routines for eigenvalue problems...

BWDifference
 Referenced in 5 articles
[sw23722]
 very efficiently the eigenvalue problem of “relativistic” quantum mechanical problems whose Hamiltonians are difference operators...

Algorithm 961
 Referenced in 3 articles
[sw26807]
 solution of skewHamiltonian/Hamiltonian eigenproblems. SkewHamiltonian/Hamiltonian matrix pencils λ S — H appear ... many applications, including linearquadratic optimal control problems, H∞optimization, certain multibody systems, and many ... applications it is necessary to compute certain eigenvalues and/or corresponding deflating subspaces of these matrix ... developed methods exploit and preserve the skewHamiltonian/Hamiltonian structure and hence increase the reliability...

PPCG_lrep
 Referenced in 2 articles
[sw29678]
 linear response eigenvalue problem aims at computing a few smallest positive eigenvalues together with ... associated eigenvectors of a special Hamiltonian matrix and plays an important role for estimating ... both eigenvalues and eigenvectors are established and numerical experiences on various problems are reported...

ppp_bulk.x
 Referenced in 1 article
[sw10440]
 Hamiltonian, the HartreeFock equations are set up as a matrix eigenvalue problem...

DBSR_HF
 Referenced in 1 article
[sw17658]
 replaced by a set of generalized eigenvalue problems of the form ... where H a and B are the Hamiltonian and overlap matrices, respectively...

SPINSGA
 Referenced in 1 article
[sw00901]
 using the symmetric group approach. Nature of problem: This code computes different properties of spin ... lattice is solved for the lowest eigenvalue and the corresponding eigenvector in a specific ... employed. The product HC between the Hamiltonian matrix and the iteration vector is calculated...

ADOLC
 Referenced in 249 articles
[sw00019]
 ADOLC: Automatic Differentiation of C/C++. We present...

CLIFFORD
 Referenced in 84 articles
[sw00131]
 CLIFFORD performs various computations in Grass mann and...

CXSC
 Referenced in 110 articles
[sw00181]
 CXSC. A programming environment for verified scientific...

Expokit
 Referenced in 198 articles
[sw00258]
 Expokit provides a set of routines aimed at...

FEMLAB
 Referenced in 57 articles
[sw00274]
 COMSOL Multiphysics, vormals FEMLAB, ist eine Software zur...

GAP
 Referenced in 3154 articles
[sw00320]
 GAP is a system for computational discrete algebra...

irbleigs
 Referenced in 19 articles
[sw00451]
 Algorithm 827: irbleigs: A MATLAB program for computing...

LAPACK
 Referenced in 1695 articles
[sw00503]
 LAPACK is written in Fortran 90 and provides...

LEDA
 Referenced in 263 articles
[sw00509]
 In the core computer science areas  data structures...

LiDIA
 Referenced in 53 articles
[sw00518]
 LiDIA: A library for computational number theory. LiDIA...