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EigenMethod.hh
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#ifndef NPSTAT_EIGENMETHOD_HH_
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#define NPSTAT_EIGENMETHOD_HH_
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/*!
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// \file EigenMethod.hh
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//
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// \brief Enumeration of LAPACK methods used to calculate
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// eigenvalues and eigenvectors
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//
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// Author: I. Volobouev
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//
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// May 2013
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*/
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#include <string>
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namespace
npstat
{
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/**
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// EIGEN_SIMPLE: use simple LAPACK driver for calculating eigenvalues
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// and eigenvectors (such as DSYEV)
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//
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// EIGEN_D_AND_C: use divide and conquer LAPACK driver (such as DSYEVD)
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//
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// EIGEN_RRR: use "Relatively Robust Representations" driver (e.g., DSYEVR)
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*/
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enum
EigenMethod
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{
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EIGEN_SIMPLE = 0,
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EIGEN_D_AND_C,
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EIGEN_RRR
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};
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/** Enums corresponding to method names */
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EigenMethod
parseEigenMethod
(
const
char
* methodName);
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/** Method names corresponding to enums */
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const
char
*
eigenMethodName
(
EigenMethod
m);
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/** All valid method names for use in error messages, etc */
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std::string
validEigenMethodNames
();
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}
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#endif
// NPSTAT_EIGENMETHOD_HH_
npstat
Definition:
AbsArrayProjector.hh:14
npstat::parseEigenMethod
EigenMethod parseEigenMethod(const char *methodName)
npstat::validEigenMethodNames
std::string validEigenMethodNames()
npstat::EigenMethod
EigenMethod
Definition:
EigenMethod.hh:27
npstat::eigenMethodName
const char * eigenMethodName(EigenMethod m)
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