exp4.c File Reference

A krylov subspace integrator using the fourth-order (3rd order embedded) Rosenbrock-like solver of Hochbruck et al. (1998) More...

#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <stdbool.h>
#include <string.h>
#include "header.h"
#include "dydt.h"
#include "jacob.h"
#include "arnoldi.h"
#include "exp4_props.h"
#include "exponential_linear_algebra.h"
#include "solver_init.h"
#include "sparse_multiplier.h"

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Namespaces
	exp4

Functions
int	exp4::integrate (const double t_start, const double t_end, const double pr, double *y)
	4th-order exponential integrator function w/ adaptive Kyrlov subspace approximation More...

Detailed Description

A krylov subspace integrator using the fourth-order (3rd order embedded) Rosenbrock-like solver of Hochbruck et al. (1998)

Author

Nicholas J. Curtis

Date

09/02/2014

See full reference: M. Hochbruck, C. Lubich, H. Selhofer, Exponential integrators for large systems of differential equations, SIAM J. Sci. Comput. 19 (5) (1998) 1552–1574. doi:10.1137/S1064827595295337

NOTE: all matricies stored in column major format!

Definition in file exp4.c.