Boost logo

Boost-Commit :

Subject: [Boost-commit] svn:boost r67217 - trunk/libs/math/doc/sf_and_dist
From: pbristow_at_[hidden]
Date: 2010-12-13 11:42:22


Author: pbristow
Date: 2010-12-13 11:42:21 EST (Mon, 13 Dec 2010)
New Revision: 67217
URL: http://svn.boost.org/trac/boost/changeset/67217

Log:
Expanded note on accuracy
Text files modified:
   trunk/libs/math/doc/sf_and_dist/minima.qbk | 6 +++---
   1 files changed, 3 insertions(+), 3 deletions(-)

Modified: trunk/libs/math/doc/sf_and_dist/minima.qbk
==============================================================================
--- trunk/libs/math/doc/sf_and_dist/minima.qbk (original)
+++ trunk/libs/math/doc/sf_and_dist/minima.qbk 2010-12-13 11:42:21 EST (Mon, 13 Dec 2010)
@@ -26,9 +26,9 @@
           for the minima.]]
 [[bits] [The number of bits precision to which the minima should be found.
              Note that in principle, the minima can not be located to greater
- accuracy than the square root of machine epsilon, therefore if /bits/
- is set to a value greater than one half of the bits in type T, then
- the value will be ignored.]]
+ accuracy than the square root of machine epsilon (for 64-bit double, sqrt(1e-16)[cong]1e-8),
+ therefore if /bits/ is set to a value greater than one half of the bits in type T,
+ then the value will be ignored.]]
 [[max_iter] [The maximum number of iterations to use
              in the algorithm, if not provided the algorithm will just
              keep on going until the minima is found.]]


Boost-Commit list run by bdawes at acm.org, david.abrahams at rcn.com, gregod at cs.rpi.edu, cpdaniel at pacbell.net, john at johnmaddock.co.uk