User Documentation
 All Files Functions Groups
conjugate_gradient.sql_in File Reference

SQL function computing Conjugate Gradient. More...

Go to the source code of this file.

Functions

float[] conjugate_gradient (text matrix, text val_id, text row_id, float[] b, float precision_limit, int verbosity)
 Compute conjugate gradient. More...
 

Detailed Description

Date
March 2011

Definition in file conjugate_gradient.sql_in.

Function Documentation

float [] conjugate_gradient ( text  matrix,
text  val_id,
text  row_id,
float[]  b,
float  precision_limit,
int  verbosity 
)
Parameters
matrixName of the table containing argument matrix A
val_idName of the column contains row values
row_idName of the column contains row number
bArray containing values of b
precision_limitPrecision threshold after which process will terminate
verbosityVerbose flag (0 = false, 1 = true)
Returns
Array containing values of x

Definition at line 80 of file conjugate_gradient.sql_in.