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// 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
/*
* floor and ceil-- greatest integer <= arg
* (resp least >=)
*/
export func Floor(arg float64) float64 {
if arg < 0 {
d, fract := sys.Modf(-arg);
if fract != 0.0 {
d = d+1;
}
return -d;
}
d, fract := sys.Modf(arg);
return d;
}
export func Ceil(arg float64) float64 {
return -Floor(-arg);
}
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