1.
Hypoelliptic Estimates and Spectral Theory for Fokker-Planck Operators and Witten Laplacians
by Helffer, Bernard, Nier, Fra...
ISBN: 9783540242000
List Price: $69.95
2.
Quantitative Analysis of Metastability in Reversible Diffusion Processes Via a Witten Comple...
by Bernard Helffer, Francis Nier
ISBN: 9782856292181
List Price: $38.00
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Boundary Conditions and Subelliptic Estimates for Geometric Kramers-Fokker-Planck Operators ...
by Nier, Francis
ISBN: 9781470428020
List Price: $78.00