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29 lines
894 B
Go
29 lines
894 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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package distmv
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const (
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badQuantile = "distmv: quantile not between 0 and 1"
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badOutputLen = "distmv: output slice is not nil or the correct length"
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badInputLength = "distmv: input slice length mismatch"
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badSizeMismatch = "distmv: size mismatch"
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badZeroDimension = "distmv: zero dimensional input"
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nonPosDimension = "distmv: non-positive dimension input"
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)
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const logTwoPi = 1.8378770664093454835606594728112352797227949472755668
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// reuseAs returns a slice of length n. If len(dst) is n, dst is returned,
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// otherwise dst must be nil or reuseAs will panic.
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func reuseAs(dst []float64, n int) []float64 {
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if dst == nil {
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dst = make([]float64, n)
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}
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if len(dst) != n {
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panic(badOutputLen)
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}
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return dst
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}
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