Source file src/pkg/math/log10.go

     1	// Copyright 2009 The Go Authors. All rights reserved.
     2	// Use of this source code is governed by a BSD-style
     3	// license that can be found in the LICENSE file.
     4	
     5	package math
     6	
     7	// Log10 returns the decimal logarithm of x.
     8	// The special cases are the same as for Log.
     9	func Log10(x float64) float64
    10	
    11	func log10(x float64) float64 {
    12		return Log(x) * (1 / Ln10)
    13	}
    14	
    15	// Log2 returns the binary logarithm of x.
    16	// The special cases are the same as for Log.
    17	func Log2(x float64) float64
    18	
    19	func log2(x float64) float64 {
    20		return Log(x) * (1 / Ln2)
    21	}