Searched refs:XNORM (Results 1 - 4 of 4) sorted by relevance

/external/eigen/lapack/
H A Dclarfg.f130 REAL ALPHI, ALPHR, BETA, RSAFMN, SAFMIN, XNORM local in subroutine:CLARFG
150 XNORM = SCNRM2( N-1, X, INCX )
154 IF( XNORM.EQ.ZERO .AND. ALPHI.EQ.ZERO ) THEN
163 BETA = -SIGN( SLAPY3( ALPHR, ALPHI, XNORM ), ALPHR )
170 * XNORM, BETA may be inaccurate; scale X and recompute them
183 XNORM = SCNRM2( N-1, X, INCX )
185 BETA = -SIGN( SLAPY3( ALPHR, ALPHI, XNORM ), ALPHR )
H A Ddlarfg.f130 DOUBLE PRECISION BETA, RSAFMN, SAFMIN, XNORM local in subroutine:DLARFG
149 XNORM = DNRM2( N-1, X, INCX )
151 IF( XNORM.EQ.ZERO ) THEN
160 BETA = -SIGN( DLAPY2( ALPHA, XNORM ), ALPHA )
165 * XNORM, BETA may be inaccurate; scale X and recompute them
178 XNORM = DNRM2( N-1, X, INCX )
179 BETA = -SIGN( DLAPY2( ALPHA, XNORM ), ALPHA )
H A Dslarfg.f130 REAL BETA, RSAFMN, SAFMIN, XNORM local in subroutine:SLARFG
149 XNORM = SNRM2( N-1, X, INCX )
151 IF( XNORM.EQ.ZERO ) THEN
160 BETA = -SIGN( SLAPY2( ALPHA, XNORM ), ALPHA )
165 * XNORM, BETA may be inaccurate; scale X and recompute them
178 XNORM = SNRM2( N-1, X, INCX )
179 BETA = -SIGN( SLAPY2( ALPHA, XNORM ), ALPHA )
H A Dzlarfg.f130 DOUBLE PRECISION ALPHI, ALPHR, BETA, RSAFMN, SAFMIN, XNORM local in subroutine:ZLARFG
150 XNORM = DZNRM2( N-1, X, INCX )
154 IF( XNORM.EQ.ZERO .AND. ALPHI.EQ.ZERO ) THEN
163 BETA = -SIGN( DLAPY3( ALPHR, ALPHI, XNORM ), ALPHR )
170 * XNORM, BETA may be inaccurate; scale X and recompute them
183 XNORM = DZNRM2( N-1, X, INCX )
185 BETA = -SIGN( DLAPY3( ALPHR, ALPHI, XNORM ), ALPHR )

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