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hep-th2026
The IKKT renormalization group flow is IIB: toward zero-d holography
Xiangwen Guan, Joel Karlsson, Sébastien Reymond +1
Supergravity solutions describing stacks of D-branes with feature a non-constant dilaton profile, which is holographically mapped to the running of the SYM coupling in…
hep-th2026
An ode to instantons
Oliver Janssen, Joel Karlsson, Flavio Riccardi +1
We present a formalism for semiclassical time evolution in quantum mechanics, building on a century of work. We identify complex saddle points in real time, real saddle points in c…