[MSDN Library April 2000] Underflow of Floating-Point Values (100%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual C++ Documentation > Reference > C/C++ Language and C++ Libraries > C Language Reference > Implementation-Defined Behavior > Library Functions
[MSDN Library September 1992] Underflow of Floating-Point Values (86.5015166835187%)
Product Documentation > C/C++ 7.0 > C Language Reference > Appendix B Implementation-Defined Behavior > B.14 Library Functions
[MSDN Library April 2000] Underflow Exceptions (25.890522875817%)
MSDN Library - April 2000 > Visual Studio 6.0 Documentation > Visual C++ Documentation > Compaq Alpha Documentation > Alpha Programmer's Guide > Chapter 5 Features Specific to Alpha > Floating-Point Exception Modes