OAI/Analysis/CircleDomains/Sobolev/L2PositiveTests.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Positivity of an L² function is detected by nonnegative bounded continuous functions. The extension to L² uses continuity of the actual positive part.

  1. lemma OAI.CircleDomainRigidity.boundedContinuous_toLp_posPart line 15
  2. lemma OAI.CircleDomainRigidity.L2_nonneg_of_boundedContinuous_tests line 27