device_identity Module Reference
Identity Krylov preconditioner for accelerators. More...
Data Types | |
| type | device_ident_t |
| Defines a canonical Krylov preconditioner for accelerators. More... | |
Functions/Subroutines | |
| subroutine | device_ident_solve (this, z, r, n) |
| The (default) naive preconditioner \( I z = r \). More... | |
| subroutine | device_ident_update (this) |
| Mandatory update routine (NOP) More... | |
Detailed Description
Identity Krylov preconditioner for accelerators.
Function/Subroutine Documentation
◆ device_ident_solve()
| subroutine device_identity::device_ident_solve | ( | class(device_ident_t), intent(inout) | this, |
| real(kind=rp), dimension(n), intent(inout) | z, | ||
| real(kind=rp), dimension(n), intent(inout) | r, | ||
| integer, intent(in) | n | ||
| ) |
The (default) naive preconditioner \( I z = r \).
Definition at line 53 of file pc_identity_device.f90.
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◆ device_ident_update()
|
private |
Mandatory update routine (NOP)
Definition at line 68 of file pc_identity_device.f90.
