grid_tools  1.9.0
psym2::expsym2d_e Interface Reference

Private Member Functions

subroutine expsym2d_e (x, z, zd)
 Get the exponential and its symmetric derivative for a symmetric 2*2 matrix using eigen-decomposition. More...
 

Detailed Description

Definition at line 27 of file psym2.f90.

Constructor & Destructor Documentation

◆ expsym2d_e()

subroutine psym2::expsym2d_e::expsym2d_e ( real(dp), dimension(2,2), intent(in)  x,
real(dp), dimension(2,2), intent(out)  z,
real(dp), dimension(2,2,2,2), intent(out)  zd 
)
private

Get the exponential and its symmetric derivative for a symmetric 2*2 matrix using eigen-decomposition.

Parameters
[in]xsymmetric 2*2 positive-definite matrix
[out]zexp of symmetrix matrix x
[out]zdsymmetric derivative of z wrt x
Author
R. J. Purser

Definition at line 317 of file psym2.f90.


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