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-rw-r--r--src/pkg/math/floor.go53
1 files changed, 0 insertions, 53 deletions
diff --git a/src/pkg/math/floor.go b/src/pkg/math/floor.go
deleted file mode 100644
index b22b94ad6..000000000
--- a/src/pkg/math/floor.go
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright 2009-2010 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
-
-
-// Floor returns the greatest integer value less than or equal to x.
-//
-// Special cases are:
-// Floor(+Inf) = +Inf
-// Floor(-Inf) = -Inf
-// Floor(NaN) = NaN
-func Floor(x float64) float64 {
- // TODO(rsc): Remove manual inlining of IsNaN, IsInf
- // when compiler does it for us
- if x == 0 || x != x || x > MaxFloat64 || x < -MaxFloat64 { // x == 0 || IsNaN(x) || IsInf(x, 0)
- return x
- }
- if x < 0 {
- d, fract := Modf(-x)
- if fract != 0.0 {
- d = d + 1
- }
- return -d
- }
- d, _ := Modf(x)
- return d
-}
-
-// Ceil returns the least integer value greater than or equal to x.
-//
-// Special cases are:
-// Ceil(+Inf) = +Inf
-// Ceil(-Inf) = -Inf
-// Ceil(NaN) = NaN
-func Ceil(x float64) float64 { return -Floor(-x) }
-
-// Trunc returns the integer value of x.
-//
-// Special cases are:
-// Trunc(+Inf) = +Inf
-// Trunc(-Inf) = -Inf
-// Trunc(NaN) = NaN
-func Trunc(x float64) float64 {
- // TODO(rsc): Remove manual inlining of IsNaN, IsInf
- // when compiler does it for us
- if x == 0 || x != x || x > MaxFloat64 || x < -MaxFloat64 { // x == 0 || IsNaN(x) || IsInf(x, 0)
- return x
- }
- d, _ := Modf(x)
- return d
-}