SAP Function Module RMMATH_DEFINITENESS_CHECK
This function module tests whether the matrices are positive definite
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The Function Module RMMATH_DEFINITENESS_CHECK (This function module tests whether the matrices are positive definite) is a standard Function Module in SAP ERP and is part of the function group RMMATH within the package FTBB.
Technical Information
| Function Module | RMMATH_DEFINITENESS_CHECK |
| Short Text | This function module tests whether the matrices are positive definite |
| Function Group | RMMATH |
| Package | FTBB |
| Module Type | Normal Module |
Importing Parameters
These are the IMPORTING parameters of this function module.
| Parameter Name | Type | Associated Type | Default Value | Short Text |
|---|---|---|---|---|
| IT_MATRIX | TYPE | VTVVKMATRIX_TAB | Symmetrical Matrix |
Exporting Parameters
These are the EXPORTING parameters of this function module.
| Parameter Name | Type | Associated Type | Default Value | Short Text |
|---|---|---|---|---|
| ET_EIGENVALUE | TYPE | VTVVKMATRIX_TAB | Eigenvalue of Matrix | |
| ET_EIGENVECTOR | TYPE | VTVVKMATRIX_TAB | Eigenvector of Matrix |
Changing Parameters
This function module does not define any CHANGING parameters.
Table Parameters
This function module does not define any TABLE parameters.
Exceptions
These are the Exceptions of this function module.
| Exception Name | Short Text |
|---|---|
| INVALID_MATRIX | Matrix contains errors |
| NOT_POS_DEFINIT | Matrix is not positive definite |
| TOO_MANY_ITERATIONS_IN_JACOBY | Jacobi method does not converge |