flutter_grad Interface

interface
public pure module function flutter_grad(self, apar, u, l)

Arguments

Type IntentOptional Attributes Name
class(inplane_operators_t), intent(in) :: self

Instance of the type

real(kind=GP), intent(in), dimension(self%n_points) :: apar

Values of variable apar
real(kind=GP), intent(in), dimension(self%n_points) :: u

Values of variable u
integer, intent(in) :: l

Index, for which flutter_grad is be computed

Return Value real(kind=gp)

Description

Evaluates flutter gradient of f using Arakawa bracket co*[apar,u]/btor