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Dive into the research topics where Charles Louis Fefferman is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Fitting smooth functions to data and theoretical understanding of neural nets
Fefferman, C. L. (PI)
Air Force Office of Scientific Research
5/1/23 → 4/30/28
Project: Research project
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Fitting Smooth Functions and Manifolds to Data, and Related Problems of Control Theory
Fefferman, C. L. (PI)
Air Force Office of Scientific Research
2/21/18 → 2/20/23
Project: Research project
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Fourier Analysis and Partial Differential Equations
Fefferman, C. L. (PI)
NSF - National Science Foundation
9/1/17 → 8/31/22
Project: Research project
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Fourier Analysis and Partial Differential Equations
Fefferman, C. L. (PI)
NSF - National Science Foundation
9/1/13 → 8/31/17
Project: Research project
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Interpolation by Smooth Functions and Smooth Manifolds
Fefferman, C. L. (PI)
Air Force Office of Scientific Research
8/15/12 → 9/14/17
Project: Research project
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Controlling unknown linear dynamics with almost optimal regret
Carruth, J., Eggl, M. F., Fefferman, C. & Rowley, C. W., 2025, In: Revista Matematica Iberoamericana. 41, 2, p. 745-806 62 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Lower Bounds on Quantum Tunneling for Excited States
Fefferman, C. L., Shapiro, J. & Weinstein, M. I., Nov 2025, In: Journal of Geometric Analysis. 35, 11, 357.Research output: Contribution to journal › Article › peer-review
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Optimal agnostic control of unknown linear dynamics in a bounded parameter range
Carruth, J., Eggl, M. F., Fefferman, C. & Rowley, C. W., 2025, In: Revista Matematica Iberoamericana. 41, 2, p. 651-744 94 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Quantum tunneling and its absence in deep wells and strong magnetic fields
Fefferman, C. L., Shapiro, J. & Weinstein, M. I., Feb 25 2025, In: Proceedings of the National Academy of Sciences of the United States of America. 122, 8, e2420062122.Research output: Contribution to journal › Article › peer-review
Open Access -
RECONSTRUCTION AND INTERPOLATION OF MANIFOLDS II: INVERSE PROBLEMS WITH PARTIAL DATA FOR DISTANCES OBSERVATIONS AND FOR THE HEAT KERNEL
Fefferman, C., Ivanov, S., Lassas, M., Lu, J. & Narayanan, H., Oct 2025, In: American Journal of Mathematics. 147, 5, p. 1331-1382 52 p.Research output: Contribution to journal › Article › peer-review