Responsible for the pages on this web-site is

Stephan Leibbrandt (Managing Director)

Symbols and Numbers
Mathematische Software GbR
Stephan Leibbrandt • Dr. Peter Eschenbacher

Sales Tax Identification Number DE244823472


Domicile of the company:

Ringstraße 100
D-52078 Aachen
Phone+49 (0)241 566 08 28
Fax+49 (0)241 566 08 27
E-MailEMail Stephan Leibbrandt
Editorial • page checked on Dec. 5th 2010


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