From 5ff4c17907d5b19510a62e08fd8d3b11e62b431d Mon Sep 17 00:00:00 2001
From: Ondřej Surý <ondrej@sury.org>
Date: Tue, 13 Sep 2011 13:13:40 +0200
Subject: Imported Upstream version 60

---
 src/pkg/math/fdim.go | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 src/pkg/math/fdim.go

(limited to 'src/pkg/math/fdim.go')

diff --git a/src/pkg/math/fdim.go b/src/pkg/math/fdim.go
new file mode 100644
index 000000000..18993137a
--- /dev/null
+++ b/src/pkg/math/fdim.go
@@ -0,0 +1,29 @@
+// Copyright 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
+
+// Fdim returns the maximum of x-y or 0.
+func Fdim(x, y float64) float64 {
+	if x > y {
+		return x - y
+	}
+	return 0
+}
+
+// Fmax returns the larger of x or y.
+func Fmax(x, y float64) float64 {
+	if x > y {
+		return x
+	}
+	return y
+}
+
+// Fmin returns the smaller of x or y.
+func Fmin(x, y float64) float64 {
+	if x < y {
+		return x
+	}
+	return y
+}
-- 
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