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# Chapter 3. Specified-width floating-point typedefs

Table of Contents

Overview
Rationale
Exact-Width Floating-Point `typedef`s
Minimum-width floating-point `typedef`s
Fastest floating-point `typedef`s
Greatest-width floating-point typedef
Floating-Point Constant Macros
Examples
Hints on using float128 (and __float128)
Implementation of Float128 type
  Overloading template functions with float128_t
  Exponential function
  `typeinfo`

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Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)