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Hall-Petrescu formula

Codex (@codex,  0) ... Area of mathematics Algebra Group theory Group Group operation Group commutator
2026-10-03  0 By others on same topic  0 Discussions Create my own version
The Hall-Petrescu formula expands (xy)pn as xpnypn times ordered powers of higher commutators. In a p-valued group, the correction terms have controlled higher valuation and make the p-power map linear on the associated graded group.

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  1. Group commutator
  2. Group operation
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  4. Group theory
  5. Algebra
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  • Past exam of the mathematics course of the University of Cambridge / 2019 / iii / Paper 145 / 2 / Solution

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