diff options
Diffstat (limited to 'src/pkg/math/floor.go')
| -rw-r--r-- | src/pkg/math/floor.go | 56 | 
1 files changed, 0 insertions, 56 deletions
| diff --git a/src/pkg/math/floor.go b/src/pkg/math/floor.go deleted file mode 100644 index 9d30629c5..000000000 --- a/src/pkg/math/floor.go +++ /dev/null @@ -1,56 +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(±0) = ±0 -//	Floor(±Inf) = ±Inf -//	Floor(NaN) = NaN -func Floor(x float64) float64 - -func floor(x float64) float64 { -	if 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(±0) = ±0 -//	Ceil(±Inf) = ±Inf -//	Ceil(NaN) = NaN -func Ceil(x float64) float64 - -func ceil(x float64) float64 { -	return -Floor(-x) -} - -// Trunc returns the integer value of x. -// -// Special cases are: -//	Trunc(±0) = ±0 -//	Trunc(±Inf) = ±Inf -//	Trunc(NaN) = NaN -func Trunc(x float64) float64 - -func trunc(x float64) float64 { -	if x == 0 || IsNaN(x) || IsInf(x, 0) { -		return x -	} -	d, _ := Modf(x) -	return d -} | 
