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◆ zgerc()
void zgerc |
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int |
m, |
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int |
n, |
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doublecomplex |
alpha, |
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doublecomplex |
x[], |
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int |
incx, |
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doublecomplex |
y[], |
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int |
incy, |
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int |
lda, |
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doublecomplex |
a[] |
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Rank 1 operation: A <- αxyH + A (complex matrices) (BLAS 2)
- Purpose
- This routine performs the rank 1 operation where alpha is a scalar, x is an m element vector, y is an n element vector and A is an m x n matrix.
- Parameters
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[in] | m | Number of rows of the matrix A. (m >= 0) (If m = 0, returns without computation) |
[in] | n | Number of columns of the matrix A. (n >= 0) (If n = 0, returns without computation) |
[in] | alpha | Scalar alpha. |
[in] | x[] | Array x[lx] (lx >= 1 + (m - 1)*abs(incx))
Vector x. |
[in] | incx | Storage spacing between elements of x. (incx != 0) |
[in] | y[] | Array y[ly] (ly >= 1 + (n - 1)*abs(incy))
Vector y. |
[in] | incy | Storage spacing between elements of y. (incy != 0) |
[in] | lda | Leading dimension of the two dimensional array a[][]. (lda >= max(1, m)) |
[in,out] | a[][] | Array a[la][lda] (la >= n)
[in] Input matrix A.
[out] Output matrix. (= alpha*x*y^H + A) |
- Reference
- BLAS
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