Bourbaki

Corollary

Tag 09SU, permanent. Cite it as [Bourbaki, Tag 09SU].

Integration, chapter IX, § 6. Promeasures and measures on a locally convex space

— Let F be a barreled nuclear space, T\mathscr{T} a locally convex topology on F′F' intermediate to Ts\mathscr{T}_s and Tc\mathscr{T}_c, μ\mu a promeasure on FT′F'_\mathscr{T}, and Φ\Phi the Fourier transform of μ\mu. For μ\mu to be a measure, it is necessary and sufficient that Φ\Phi be continuous on F.

Necessity follows from Prop. 9 of No. 8 and sufficiency from Th. 2.

Bourbaki puts the proof directly after the statement, so what is above is the statement and its proof together.

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Cites

Transcribed from the printed volume. Not translated.