Date: Wednesday, February 1, 2006 @ 12:20:20
Author: marc
Path: /cvsroot/carob/carob/src
Modified: ParameterStatement.cpp (1.18 -> 1.19)
Added reference to relevant floating-point paper in comments.
------------------------+
ParameterStatement.cpp | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
Index: carob/src/ParameterStatement.cpp
diff -u carob/src/ParameterStatement.cpp:1.18
carob/src/ParameterStatement.cpp:1.19
--- carob/src/ParameterStatement.cpp:1.18 Mon Jan 30 22:46:17 2006
+++ carob/src/ParameterStatement.cpp Wed Feb 1 12:20:19 2006
@@ -205,8 +205,10 @@
// g++ 4.0.2 defines for instance:
// <float>::digits10 = 6 and <double>::digits10 = 15
-// For IEEE754's floats the required base10 precision is 9 (nine),
-// and for IEEE754's doubles it's 17 (seventeen)
+// For IEEE754's floats the maximum required number of base10 digits is 9
(nine),
+// and for IEEE754's doubles it's 17
(seventeen)
+// "What Every Computer Scientist Should Know About Floating Point Arithmetic"
+// 1991 - David Goldberg
// We add one digit for some safety wrt to buggy converters (but if
// they are really too buggy this won't be enough to save us)
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