Source-pinned research

Research proof index

Search theorem names, mathematical ideas, modules, topics, projects, and role-labelled researchers. Open a result for its complete indexed Lean declaration and source record.

This index contains 1 research declarations. Search 10,000 more complete Mathlib declarations.

1 topic
Project-declaredLean 4.29.0-rc6

Mem W1p Witness weak Grad ae eq zero on zero Set

DeGiorgi.MemW1pWitness.weakGrad_ae_eq_zero_on_zeroSet

Project documentation

Stampacchia's zero-set theorem for Sobolev witnesses: each weak-gradient component vanishes a.e. on the zero set of the function.

partial differential equationsregularity theoryanalysis

Source project: DeGiorgi

Person-level attribution pending.

View proof record