Difference between revisions of "Svd shrink.m"
(Created page with "Generates a minimal set of vector-covector pairs for the parallel implementation of the time propagation algorithm described in http://dx.doi.org/10.1063/1.3679656 (Equation 9...") |
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| − | Generates | + | {{DISPLAYTITLE:svd_shrink.m}} __NOTOC__ |
| − | implementation of the time propagation algorithm described in | + | Generates sets of vector-covector pairs for the parallel implementation of the time propagation algorithm described in http://dx.doi.org/10.1063/1.3679656 (Equation 9). |
| − | http://dx.doi.org/10.1063/1.3679656 (Equation 9). | ||
| − | + | ==Syntax== | |
| − | + | [vec,cov]=svd_shrink(spin_system,rho,tol) | |
| + | |||
| + | ==Arguments== | ||
rho - density matrix | rho - density matrix | ||
| + | |||
| + | tol - singluar value drop tolerance | ||
| + | |||
| + | ==Outputs== | ||
| − | + | vec - vectors as columns of a matrix | |
| + | |||
| + | cov - covectors as columns of a matrix | ||
| + | |||
| + | ==See also== | ||
| + | [[evolution.m]], [[krylov.m]], [[reduce.m]] | ||
| + | |||
| + | |||
| + | ''Version 2.3, authors: [[Ilya Kuprov]], [[Luke Edwards]]'' | ||
Revision as of 18:28, 28 December 2018
Generates sets of vector-covector pairs for the parallel implementation of the time propagation algorithm described in http://dx.doi.org/10.1063/1.3679656 (Equation 9).
Syntax
[vec,cov]=svd_shrink(spin_system,rho,tol)
Arguments
rho - density matrix
tol - singluar value drop tolerance
Outputs
vec - vectors as columns of a matrix
cov - covectors as columns of a matrix
See also
evolution.m, krylov.m, reduce.m
Version 2.3, authors: Ilya Kuprov, Luke Edwards
