Helmut Lenzing

  1. Title:
    The algebraic theory of fuchsian singularities
    Speaker:
    Helmut Lenzing

    Link:
    http://www.birs.ca/events/2019/5-day-workshops/19w5161/videos/watch/201909061132-Lenzing.html

  2. Title:
    Sequences of triangulated categories with focus on ADE-chains
    Speaker:
    Helmut Lenzing

    Link:
    http://www.birs.ca/events/2010/5-day-workshops/10w5069/videos/watch/201009130930-Lenzing.html