.Modelica.Constants

Information

This package provides often needed constants from mathematics, machine dependent constants and constants from nature. The latter constants (name, value, description) are from the following source:

Peter J. Mohr, David B. Newell, and Barry N. Taylor:

CODATA Recommended Values of the Fundamental Physical Constants: 2014. http://dx.doi.org/10.5281/zenodo.22826, 2015. See also http://physics.nist.gov/cuu/Constants/index.html

CODATA is the Committee on Data for Science and Technology.

Main Author:

Martin Otter
Deutsches Zentrum für Luft und Raumfahrt e. V. (DLR)
Oberpfaffenhofen
Postfach 1116
D-82230 Weßling
email: Martin.Otter@dlr.de

Copyright © 1998-2019, Modelica Association and contributors

Revisions

• Nov 4, 2015 by Thomas Beutlich:
  Constants updated according to 2014 CODATA values.
• Nov 8, 2004 by Christian Schweiger:
  Constants updated according to 2002 CODATA values.
• Dec 9, 1999 by Martin Otter:
  Constants updated according to 1998 CODATA values. Using names, values and description text from this source. Included magnetic and electric constant.
• Sep 18, 1999 by Martin Otter:
  Constants eps, inf, small introduced.
• Nov 15, 1997 by Martin Otter:
  Realized.