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RAAG subgroups of RAAGs

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NPC - Non-positive curvature group actions and cohomology

Motivated by work of Grunewald and Lubotzky on virtual representations of Aut(F_n), we address the question of when a finite index normal subgroup of a RAAG is itself a RAAG .   Joint work with Beatrice Pozzetti.



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Average on weekdays: 8962.54109589 kWh Dyson Seminar Room, Department of Engineering / Online (Zoom Meeting ID: 832 4377 0774 Passcode: 684832) Average on Saturdays: 7640.99056604 kWh

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