GRASS GIS 7 Programmer's Manual  7.7.svn(2018)-r73364
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N_les Struct Reference

The linear equation system (les) structure. More...

#include <N_pde.h>

Collaboration diagram for N_les:

Data Fields

double * x
 
double * b
 
double ** A
 
G_math_spvector ** Asp
 
int rows
 
int cols
 
int quad
 
int type
 

Detailed Description

The linear equation system (les) structure.

This structure manages the Ax = b system. It manages regular quadratic matrices or sparse matrices. The vector b and x are normal one dimensional memory structures of type double. Also the number of rows and the matrix type are stored in this structure.

Definition at line 72 of file N_pde.h.

Field Documentation

int N_les::cols
int N_les::quad

Definition at line 80 of file N_pde.h.

Referenced by N_alloc_les_param().

double* N_les::x

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