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authorTianon Gravi <admwiggin@gmail.com>2015-01-15 11:54:00 -0700
committerTianon Gravi <admwiggin@gmail.com>2015-01-15 11:54:00 -0700
commitf154da9e12608589e8d5f0508f908a0c3e88a1bb (patch)
treef8255d51e10c6f1e0ed69702200b966c9556a431 /src/pkg/math/pow10.go
parent8d8329ed5dfb9622c82a9fbec6fd99a580f9c9f6 (diff)
downloadgolang-upstream/1.4.tar.gz
Imported Upstream version 1.4upstream/1.4
Diffstat (limited to 'src/pkg/math/pow10.go')
-rw-r--r--src/pkg/math/pow10.go40
1 files changed, 0 insertions, 40 deletions
diff --git a/src/pkg/math/pow10.go b/src/pkg/math/pow10.go
deleted file mode 100644
index f5ad28bb4..000000000
--- a/src/pkg/math/pow10.go
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package math
-
-// This table might overflow 127-bit exponent representations.
-// In that case, truncate it after 1.0e38.
-var pow10tab [70]float64
-
-// Pow10 returns 10**e, the base-10 exponential of e.
-//
-// Special cases are:
-// Pow10(e) = +Inf for e > 309
-// Pow10(e) = 0 for e < -324
-func Pow10(e int) float64 {
- if e <= -325 {
- return 0
- } else if e > 309 {
- return Inf(1)
- }
-
- if e < 0 {
- return 1 / Pow10(-e)
- }
- if e < len(pow10tab) {
- return pow10tab[e]
- }
- m := e / 2
- return Pow10(m) * Pow10(e-m)
-}
-
-func init() {
- pow10tab[0] = 1.0e0
- pow10tab[1] = 1.0e1
- for i := 2; i < len(pow10tab); i++ {
- m := i / 2
- pow10tab[i] = pow10tab[m] * pow10tab[i-m]
- }
-}