25–27 Nov 2026
KEK Tsukuba Campus
Asia/Tokyo timezone

Lie-algebraic saddles in the Lorentzian IKKT matrix model

25 Nov 2026, 15:10
20m
K03 Seminar Hall (KEK Tsukuba Campus)

K03 Seminar Hall

KEK Tsukuba Campus

KEK, 1-1 OHO, TSUKUBA, IBARAKI 305-0801, JAPAN

Speaker

Henry Liao (National Tsing Hua University)

Description

In the Lorentzian IKKT theory, space and time are not assumed in a priori but are described by the dynamics of matrices. Since classical saddles are expected to be the dominant contributions to path integral, it is crucial to solve the equations of motion for these matrices that describe spacetime. In this work, we apply Lie-algebraic ansatz to solve the Lorentzian IKKT matrix model. Through the ansatz, we are able to single out a non-trivial (non-nilpotent) 10D saddle.

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