I found this question in Humphreys algebraic groups exercise 26.14
Let $G$ be a connected algebraic group and $T$ a maximal torus.
Is the unipotent part of the intersection of all Borel subgroups containing $T$ connected?
2026-03-27 04:38:15.1774586295
Is the unipotent part of the intersection of all Borel subgroups containing a torus connected?
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