Project-declaredLean 4.32.0
Measure Theory ring Haar Char complex
MeasureTheory.ringHaarChar_complex
Plain-language statement
The distributive Haar character of the action of āĖ£ on ā is the usual norm squared. This means that volume (z ⢠s) = āzā ^ 2 * volume s for all z : ā and s : Set ā. See Complex.volume_complex_smul.
number theoryarithmetic geometryFermat's Last Theorem
Source project: Fermat's Last Theorem
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