6 #ifndef PHIA_HEAD_HESSENBERG 7 #define PHIA_HEAD_HESSENBERG 13 int phiAc_variable(
const int,
const double*,
const double,
double*);
14 int expAc_variable(
const int,
const double*,
const double,
double*);
int expAc_variable(const int, const double *, const double, double *)
Compute the zeroth order Phi (exponential) matrix function. This is the regular matrix exponential...
int phiAc_variable(const int, const double *, const double, double *)
Compute the first order Phi (exponential) matrix function.
int phi2Ac_variable(const int, const double *, const double, double *)
Compute the 2nd order Phi (exponential) matrix function.