ANSI/IEEE Std 854-1987 IEEE Standard for Radix-Independent Floating-Point Arithmetic -Description

Content

• 1. Scope
• • 1.1 Implementation Objectives
  • 1.2 Inclusions
  • 1.3 Exclusions
• 2. Definitions
• 3. Precisions
• • 3.1 Sets of Values
  • 3.2 Basic Precisions
  • • 3.2.1 Single
    • 3.2.2 Double
  • 3.3 Extended Precisions
  • 3.4 Combinations of Precisions
• 4. Rounding
• • 4.1 Round to Nearest
  • 4.2 Directed Roundings
  • 4.3 Rounding Precision
• 5. Operations
• • 5.1 Arithmetic
  • 5.2 Square Root
  • 5.3 Floating-Point Precision Conversions
  • 5.4 Conversion Between Floating Point and Integer
  • 5.5 Round Floating-Point Number to Integral Value
  • 5.6 Floating-PointDecimal String Conversion
  • 5.7 Comparison
• 6. Infinity, NaNs, and Signed Zero
• • 6.1 Infinity Arithmetic
  • 6.2 Operations with NaNs
  • 6.3 The Algebraic Sign
• 7. Exceptions
• • 7.1 Invalid Operation
  • 7.2 Division by Zero
  • 7.3 Overflow
  • 7.4 Underflow
  • 7.5 Inexact
• 8. Traps
• • 8.1 Trap Handler
  • 8.2 Precedence
• Annex Recommended Functions and Predicates

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