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37 lines
826 B
Go
37 lines
826 B
Go
// Copyright ©2015 The gonum Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//+build !amd64 noasm appengine
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package f64
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func AxpyUnitary(alpha float64, x, y []float64) {
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for i, v := range x {
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y[i] += alpha * v
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}
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}
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func AxpyUnitaryTo(dst []float64, alpha float64, x, y []float64) {
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for i, v := range x {
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dst[i] = alpha*v + y[i]
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}
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}
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func AxpyInc(alpha float64, x, y []float64, n, incX, incY, ix, iy uintptr) {
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for i := 0; i < int(n); i++ {
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y[iy] += alpha * x[ix]
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ix += incX
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iy += incY
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}
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}
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func AxpyIncTo(dst []float64, incDst, idst uintptr, alpha float64, x, y []float64, n, incX, incY, ix, iy uintptr) {
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for i := 0; i < int(n); i++ {
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dst[idst] = alpha*x[ix] + y[iy]
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ix += incX
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iy += incY
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idst += incDst
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}
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}
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