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Department of Mathematics

Photo: UHH/MIN/Christina Brandt

People

Former members of the optimization group

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Professors

Active professors

Profilbild Professor Wollner

Prof. Dr. Winnifried Wollner

Professor of Optimization
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 115
Tel: +49 40 42838-4079
Office hours

during the winter term 2025/2026 (13.10.2025-19.12.2025 & 05.01.2026-30.01.2026)

Hybrid-Sprechstunde: Friday 09:00-10:00 (no office hour  on 14.11.2025)

BigBlueButton-Link (Kennung: '895 769' without whitespace) or by appointment

during the term break (20.07.2025-10.10.2025)

Hybrid-Sprechstunde:

  • Fr 15.08: 10:00-11:00
  • Do 28.08: 9:00-10:00
  • Di 09.09: 10:00-11:00
  • Mi 24.09: 13:00-14:00
  • Di 07.10: 11:00-12:00

BigBlueButton-Link (Kennung: '895 769' without whitespace) or by appointment

Research associates

Constanze Neutsch

Doctoral Researcher
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 119, Geomatikum
Tel: +49 40 42838-5125
Research interests
  • Gradient robust discretizations for inverse problems in nonlinear flow problems

Nicolai Simon

Doctoral Researcher
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 119
Tel: +49 40 42838-5125
Office hours

During the summer term

There will be an extra office hour from 10:00 to 12:00 on 24.09. (can also be attended online - for online attendance please contact me in advance via mail)

or on appointment by email

Lena Westen (born Zdun)

Doctoral Researcher
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 103
Tel: +49 40 42838-6291
Office hours

on appointment by email

For the Teaching Export to the TUHH you will find the information there in the list for office hours.

Research interests
  • Inverse problems
  • Magnetic particle imaging
  • Image reconstruction
  • Primal-dual splitting approaches
henrik-wyschka-image

Photo: Henrik Wyschka

Henrik Wyschka

Doctoral Researcher
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 1517, Geomatikum
Tel: +49 40 42838-9354
Research interests
  • Fluid dynamic shape optimization
  • Algorithms for the p-Laplacian
  • Lipschitz extensions

Technical, administrative and library staff

Monika Jampert

Monika Jampert

Team-Assistant
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 111, Geomatikum
Tel: +49 40 42838-5116
Deputy: For Applied Mathematics: Katrin Kopp, Isabel Schmara
Office hours

Working days: Tuesday - Friday
Service hours: 11:00 a.m. - 07:00 p.m.
Tue + Thu: from 1 pm in the office, Wed: Home Office, Fri: from 11 am in the office

Key aspects of activity
  • Team-Assistant Applied Mathematics (AM)
  • Secretary for the Teaching export to the TU Hamburg (TUHH) (Coordinator: Prof. Struckmeier)
  • Team Room-Management (Room-Coordinator Prof. Kühn)
  • Team MAD (staff database)
  • Team wwwmath (websites maintainance)
  • Team VK (event calendar)

Katrin Kopp

Team-Assistant
AM – Applied Mathematics
Bundesstraße 55
20146 Hamburg
Room: 134, Geomatikum
Tel: +49 40 42838-4941
Deputy: For Applied Mathematics: Monika Jampert, Isabel Schmara
Office hours

Mon  - Fri, 08:00 am - 4:00 pm  (flexible working hours)
(Home office Wed and Fri)

Key aspects of activity
  • Team-Assistant Applied Mathematics (AM)
  • Lothar Collatz Colloquium for Applied Mathematics