Dr. Thomas Viehmann

Machine learning speciality trainer and consultant with a focus on PyTorch

MathInf GmbH

In 2018 I founded a MathInf GmbH for my professional activities.

Current Open Source Activity

You can contract MathInf GmbH for specific open source work or sponsor me personally through GitHub sponsors.

Public talks and articles

I keep a blog on machine learning and PyTorch topics at https://lernapparat.de/


I am a qualified actuary with the German Actuarial Society (DAV) and consult in economic risk management modelling on request. Before launching my own company, I was an Actuarial consultant / Senior Manager with B&W Deloitte GmbH, Munich.

I teach courses in advanced risk management for the European and German Actuarial Academies Certified Enterprise Risk Actuary (CERA) program.


Dr. rer. nat. (Ph.D.) in Mathematics, University of Bonn.
Thesis: Uniaxial Ferromagnets, a mathematical study the structure of minimizers of a singular, nonconvex energy functional.
Diplom-Mathematiker, University of Bonn.
During both my Diplom and Ph.D. studies I have been supported by the Studienstiftung des deutschen Volkes (German National Academic Foundation).

November 2019 - Thomas Viehmann