Source-pinned research

Research proof index

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Project-declaredLean 4.29.0-rc6

Exists global smooth W1p approx of localized Witness

DeGiorgi.exists_global_smooth_W1p_approx_of_localizedWitness

Plain-language statement

Global smooth compactly supported approximation for a local witness whose support is already compactly contained in the source open set.

partial differential equationsregularity theoryanalysis

Source project: DeGiorgi

Person-level attribution pending.

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Project-declaredLean 4.29.0-rc6

Zero Extend mem W01p p

DeGiorgi.zeroExtend_memW01p_p

Plain-language statement

Zero-extension of a compactly supported local W₀^{1,p} witness to all of ℝ^d.

partial differential equationsregularity theoryanalysis

Source project: DeGiorgi

Person-level attribution pending.

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