double cs_gmean(cs_lnum_t n, const cs_real_t *vol, const cs_real_t *x)
Return the global spacial average of an intensive vectors: 1/sum(vol) . sum(x.vol)
Definition: cs_blas.c:1767
double cs_dot_wxx(cs_lnum_t n, const cs_real_t *w, const cs_real_t *x)
Definition: cs_blas.c:1533
double cs_dot(cs_lnum_t n, const cs_real_t *x, const cs_real_t *y)
Return the dot product of 2 vectors: x.y.
Definition: cs_blas.c:1493
void cs_dot_xx_yy_xy_xz_yz(cs_lnum_t n, const cs_real_t *restrict x, const cs_real_t *restrict y, const cs_real_t *restrict z, double *xx, double *yy, double *xy, double *xz, double *yz)
Return 5 dot products of 3 vectors: x.x, y.y, x.y, x.z, and y.z.
Definition: cs_blas.c:1682
void cs_dot_xy_yz(cs_lnum_t n, const cs_real_t *restrict x, const cs_real_t *restrict y, const cs_real_t *restrict z, double *xx, double *xy)
Return 2 dot products of 3 vectors: x.y, and y.z.
Definition: cs_blas.c:1621
void cs_axpy(cs_lnum_t n, double a, const cs_real_t *x, cs_real_t *restrict y)
Constant times a vector plus a vector: y <– ax + y.
Definition: cs_blas.c:1349
double cs_weighted_sum(cs_lnum_t n, const cs_real_t *w, const cs_real_t *x)
Definition: cs_blas.c:1436
double cs_dot_xx(cs_lnum_t n, const cs_real_t *x)
Return dot products of a vector with itself: x.x.
Definition: cs_blas.c:1514
cs_blas_reduce_t
Definition: cs_blas.h:57
@ CS_BLAS_REDUCE_KAHAN
Definition: cs_blas.h:60
@ CS_BLAS_REDUCE_SUPERBLOCK
Definition: cs_blas.h:59
void cs_blas_set_reduce_algorithm(cs_blas_reduce_t mode)
Set the preferred BLAS reduction algorithm family.
Definition: cs_blas.c:1310
double cs_gres(cs_lnum_t n, const cs_real_t *vol, const cs_real_t *x, const cs_real_t *y)
Return the global residual of 2 intensive vectors: 1/sum(vol) . sum(x.y.vol)
Definition: cs_blas.c:1742
double cs_sum(cs_lnum_t n, const cs_real_t *x)
Definition: cs_blas.c:1382
void cs_dot_xx_xy_yz(cs_lnum_t n, const cs_real_t *restrict x, const cs_real_t *restrict y, const cs_real_t *restrict z, double *xx, double *xy, double *yz)
Return 3 dot products of 3 vectors: x.x, x.y, and y.z.
Definition: cs_blas.c:1650
void cs_blas_library_info(cs_log_t log_type)
Print information on BLAS libraries used.
Definition: cs_blas.c:1284
void cs_dot_xx_xy(cs_lnum_t n, const cs_real_t *restrict x, const cs_real_t *restrict y, double *xx, double *xy)
Return 2 dot products of 2 vectors: x.x, and x.y.
Definition: cs_blas.c:1594
double cs_gdot(cs_lnum_t n, const cs_real_t *x, const cs_real_t *y)
Return the global dot product of 2 vectors: x.y.
Definition: cs_blas.c:1713
#define restrict
Definition: cs_defs.h:141
#define BEGIN_C_DECLS
Definition: cs_defs.h:528
double cs_real_t
Floating-point value.
Definition: cs_defs.h:332
#define END_C_DECLS
Definition: cs_defs.h:529
int cs_lnum_t
local mesh entity id
Definition: cs_defs.h:325
cs_log_t
Definition: cs_log.h:48