/usr/include/dsdp/dsdplanczos.h is in libdsdp-dev 5.8-9.1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | #ifndef __TAO_DSDPSTEP_H
#define __TAO_DSDPSTEP_H
#include "sdpconevec.h"
/*!
\file dsdplanczos.h
\brief Lanczos procedure determines the maximum step length
*/
/*!
typedef struct DSDPLanczosStepLength
\brief Apply Lanczos prodedure to find distance to boundary.
*/
typedef struct {
int lanczosm;
int maxlanczosm;
double *darray; /* For SLOW BUT ROBUST METHOD ONLY */
SDPConeVec *Q; /* Size 2 for FAST, Size lanczosm for SLOW */
SDPConeVec Tv; /* For SLOW BUT ROBUST METHOD ONLY */
double *dwork4n;
int *iwork10n;
int lwork,liwork;
int n;
int type;
} DSDPLanczosStepLength;
#ifdef __cplusplus
extern "C" {
#endif
extern int DSDPLanczosInitialize(DSDPLanczosStepLength*);
extern int DSDPSetMaximumLanczosIterations( DSDPLanczosStepLength *LZ, int);
extern int DSDPFastLanczosSetup(DSDPLanczosStepLength*,SDPConeVec);
extern int DSDPRobustLanczosSetup(DSDPLanczosStepLength*,SDPConeVec);
extern int DSDPLanczosStepSize( DSDPLanczosStepLength*, SDPConeVec, SDPConeVec, DSDPDualMat, DSDPDSMat, double *);
extern int DSDPLanczosDestroy( DSDPLanczosStepLength*);
extern int DSDPLanczosMinXEig( DSDPLanczosStepLength*, DSDPVMat, SDPConeVec, SDPConeVec, double *);
#ifdef __cplusplus
}
#endif
#endif
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