Relaunched fall 2026 · next talk November 12

Operator theory talks for early researchers

OTTER connects graduate students, postdocs, and early-career researchers in operator theory and complex analysis.

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What OTTER does

Talk series

Two formats each month: a long-form expert introduction to a core topic, and a live session of short talks — on Zoom, recorded to YouTube.

Talks →

OTTER News

A monthly newsletter with community events, member spotlights, and conference notes.

About the newsletter →

Conference meet-ups

Look for the OTTER meet-up at the field's conferences, starting with the 2027 meetings.

Get involved →

Next up

  • Nov 12, 2026

    Michael Hartz — A linear algebra approach to maximum principles

    upcoming

The Zoom link is posted with each talk — sign up and it lands in your inbox too.