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Bug#599798: marked as done (x11-apps: [xcalc] miscalculates cosine)

Your message dated Tue, 12 Oct 2010 23:46:46 +0200
with message-id <20101012214645.GR3065@debian.org>
and subject line Re: Bug#599798: x11-apps: [xcalc] miscalculates cosine
has caused the Debian Bug report #599798,
regarding x11-apps: [xcalc] miscalculates cosine
to be marked as done.

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If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
599798: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=599798
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: x11-apps
Version: 7.3+4
Severity: normal

The calculation of the cosine of 90° and pi/2 radians yields 1.615544e-15 rather than 0.

-- System Information:
Debian Release: 5.0.6
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: i386 (i686)

Kernel: Linux 2.6.32-bpo.5-686 (SMP w/1 CPU core)
Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages x11-apps depends on:
ii  cpp                      4:4.3.2-2       The GNU C preprocessor (cpp)
ii  libc6                    2.7-18lenny4    GNU C Library: Shared libraries
ii  libice6                  2:1.0.4-1       X11 Inter-Client Exchange library
ii  libpng12-0               1.2.27-2+lenny4 PNG library - runtime
ii  libsm6                   2:1.0.3-2       X11 Session Management library
ii  libx11-6                 2:1.1.5-2       X11 client-side library
ii  libxaw7                  2:1.0.4-2       X11 Athena Widget library
ii  libxcursor1              1:1.1.9-1       X cursor management library
ii  libxext6                 2:1.0.4-2       X11 miscellaneous extension librar
ii  libxft2                  2.1.12-3        FreeType-based font drawing librar
ii  libxkbfile1              1:1.0.5-1       X11 keyboard file manipulation lib
ii  libxmu6                  2:1.0.4-1       X11 miscellaneous utility library
ii  libxmuu1                 2:1.0.4-1       X11 miscellaneous micro-utility li
ii  libxrender1              1:0.9.4-2       X Rendering Extension client libra
ii  libxt6                   1:1.0.5-3       X11 toolkit intrinsics library
ii  x11-common               1:7.3+20        X Window System (X.Org) infrastruc

x11-apps recommends no packages.

Versions of packages x11-apps suggests:
pn  mesa-utils                    <none>     (no description available)

-- no debconf information

--- End Message ---
--- Begin Message --- 
Marco Starace <starace@physik.fu-berlin.de> (11/10/2010):
> The calculation of the cosine of 90° and pi/2 radians yields
> 1.615544e-15 rather than 0.

Need symbolic calculus? Don't use a numerical calculator then. You may
want to read that if you need some bed-side reading:
  http://en.wikipedia.org/wiki/IEEE_754-2008

Closing as not a bug (in my very humble opinion, but feel free to try
and convince me otherwise).

Mraw,
KiBi.

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