exp4cu::solver_memory Struct Reference

Structure containing memory needed for EXP4 algorithm. More...

Public Attributes
double *	sc
	the scaled error coefficients More...
double *	work1
	a work array More...
double *	work2
	a work array More...
double *	work3
	a work array More...
cuDoubleComplex *	work4
	a (complex) work array More...
double *	Hm
	The Hessenberg Kyrlov subspace array for EXP4, to take the exponential action on. More...
double *	phiHm
	the exponential Krylov subspace array for EXP4 More...
double *	Vm
	the Arnoldi basis array More...
double *	k1
	the stage 1 results More...
double *	k2
	the stage 2 results More...
double *	k3
	the stage 3 results More...
double *	k4
	the stage 4 results More...
double *	k5
	the stage 5 results More...
double *	k6
	the stage 6 results More...
double *	k7
	the stage 7 results More...
int *	ipiv
	the pivot indicies More...
cuDoubleComplex *	invA
	the inverse of the Hessenberg Krylov subspace More...
int *	result
	an array of integration results for the various threads More...

Detailed Description

Structure containing memory needed for EXP4 algorithm.

Definition at line 37 of file exp4_props.cuh.

Member Data Documentation

Hm

double* exp4cu::solver_memory::Hm

The Hessenberg Kyrlov subspace array for EXP4, to take the exponential action on.

Definition at line 50 of file exp4_props.cuh.

invA

cuDoubleComplex* exp4cu::solver_memory::invA

the inverse of the Hessenberg Krylov subspace

Definition at line 72 of file exp4_props.cuh.

ipiv

int* exp4cu::solver_memory::ipiv

the pivot indicies

Definition at line 70 of file exp4_props.cuh.

k1

double* exp4cu::solver_memory::k1

the stage 1 results

Definition at line 56 of file exp4_props.cuh.

k2

double* exp4cu::solver_memory::k2

the stage 2 results

Definition at line 58 of file exp4_props.cuh.

k3

double* exp4cu::solver_memory::k3

the stage 3 results

Definition at line 60 of file exp4_props.cuh.

k4

double* exp4cu::solver_memory::k4

the stage 4 results

Definition at line 62 of file exp4_props.cuh.

k5

double* exp4cu::solver_memory::k5

the stage 5 results

Definition at line 64 of file exp4_props.cuh.

k6

double* exp4cu::solver_memory::k6

the stage 6 results

Definition at line 66 of file exp4_props.cuh.

k7

double* exp4cu::solver_memory::k7

the stage 7 results

Definition at line 68 of file exp4_props.cuh.

phiHm

double* exp4cu::solver_memory::phiHm

the exponential Krylov subspace array for EXP4

Definition at line 52 of file exp4_props.cuh.

result

int* exp4cu::solver_memory::result

an array of integration results for the various threads

See also

Return codes of GPU EXPRB43 integrator

Definition at line 74 of file exp4_props.cuh.

sc

double* exp4cu::solver_memory::sc

the scaled error coefficients

Definition at line 40 of file exp4_props.cuh.

Vm

double* exp4cu::solver_memory::Vm

the Arnoldi basis array

Definition at line 54 of file exp4_props.cuh.

work1

double* exp4cu::solver_memory::work1

a work array

Definition at line 42 of file exp4_props.cuh.

work2

double* exp4cu::solver_memory::work2

a work array

Definition at line 44 of file exp4_props.cuh.

work3

double* exp4cu::solver_memory::work3

a work array

Definition at line 46 of file exp4_props.cuh.

work4

cuDoubleComplex* exp4cu::solver_memory::work4

a (complex) work array

Definition at line 48 of file exp4_props.cuh.

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The documentation for this struct was generated from the following file:

• /home/nick/Documents/software_repos/accelerInt-docs/exponential_integrators/exp4/exp4_props.cuh