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MAGMA 2.9.0
Matrix Algebra for GPU and Multicore Architectures
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\(x = \alpha x\) More...
Functions | |
void | magma_cscal (magma_int_t n, magmaFloatComplex alpha, magmaFloatComplex_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a constant; \( x = \alpha x \). | |
void | magma_csscal (magma_int_t n, float alpha, magmaFloatComplex_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a real constant; \( x = \alpha x \). | |
void | magma_dscal (magma_int_t n, double alpha, magmaDouble_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a constant; \( x = \alpha x \). | |
void | magma_sscal (magma_int_t n, float alpha, magmaFloat_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a constant; \( x = \alpha x \). | |
void | magma_zscal (magma_int_t n, magmaDoubleComplex alpha, magmaDoubleComplex_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a constant; \( x = \alpha x \). | |
void | magma_zdscal (magma_int_t n, double alpha, magmaDoubleComplex_ptr dx, magma_int_t incx, magma_queue_t queue) |
Scales a vector by a real constant; \( x = \alpha x \). | |
\(x = \alpha x\)
void magma_cscal | ( | magma_int_t | n, |
magmaFloatComplex | alpha, | ||
magmaFloatComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) |
[in,out] | dx | COMPLEX array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_csscal | ( | magma_int_t | n, |
float | alpha, | ||
magmaFloatComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a real constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) (real) |
[in,out] | dx | COMPLEX array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_dscal | ( | magma_int_t | n, |
double | alpha, | ||
magmaDouble_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) |
[in,out] | dx | DOUBLE PRECISION array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_sscal | ( | magma_int_t | n, |
float | alpha, | ||
magmaFloat_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) |
[in,out] | dx | REAL array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_zscal | ( | magma_int_t | n, |
magmaDoubleComplex | alpha, | ||
magmaDoubleComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) |
[in,out] | dx | COMPLEX_16 array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |
void magma_zdscal | ( | magma_int_t | n, |
double | alpha, | ||
magmaDoubleComplex_ptr | dx, | ||
magma_int_t | incx, | ||
magma_queue_t | queue | ||
) |
Scales a vector by a real constant; \( x = \alpha x \).
[in] | n | Number of elements in vector x. n >= 0. |
[in] | alpha | Scalar \( \alpha \) (real) |
[in,out] | dx | COMPLEX_16 array on GPU device. The n element vector x of dimension (1 + (n-1)*incx). |
[in] | incx | Stride between consecutive elements of dx. incx > 0. |
[in] | queue | magma_queue_t Queue to execute in. |