OAI/Geometry/RCD/Heat/CanonicalPowerLower.lean

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A quantitative power lower bound for short-time heat kernels

A fixed near-diagonal estimate is iterated a prescribed number of times. The number of steps remains explicit, allowing a Gaussian rate afterward.

  1. theorem OAI.RegularPointCoordinates.NoncollapsedRCD.canonicalHeatKernel_power_lower line 20