linear_algebra::global_sum Interface Reference

Dot product for dim 1 and 2 arrays in single/double precision. More...

Public Member Functions
real(sp) function	global_sum_sp (summand, comm_opt)
real(dp) function	global_sum_dp (summand, comm_opt)

Detailed Description

Dot product for dim 1 and 2 arrays in single/double precision.

If only one array is povided perform dot product x^T * x.

Parameters

[in]	x	array
[in]	y	optional second array
[in]	global_opt	boolean, perform operation globally if true

Returns

dot product

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

• /builddir/build/BUILD/scales-ppm-1.0.8.2-build/ppm-1.0.8.2/src/solver/linear_algebra.f90