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Department of Applied Mathematics and Theoretical Physics

Career

  • 2002 Chair in Nonlinear Mathematical Science at the University of Cambridge, UK.
  • 1996 Chair in Applied Mathematics at Imperial College, UK.
  • 1986 Professor and Chairman of the Department of Mathematics and Computer Science of Clarkson University, USA.

Research

Thanasis Fokas current interests include:

  • Asymptotics of the Riemann zeta and related functions
  • Boundary value problems for linear and integrable nonlinear PDEs. 
  • Integrability in multi dimensions
  • Inverse Problems arising in Medicine, such as those arising in PET,SPECT, MEG and EEG
  • Novel techniques in complex analysis
  • Water waves

Selected of Publications

 

  •  A.S. Fokas and Y.C. Yortsos, On the Exactly Solvable Equation St = (βS + γ) -2Sxx +  α(βS + γ) -2Sx Occurring in Two-Phase Flow in Porous Media, SIAM J. Appl.Math. 42, 318-332 (1982).
  • A.S. Fokas and M.J. Ablowitz, On the Inverse Scattering Transform of Multi-Dimensional Nonlinear Equations Related to First Order Systems in the Plane, J. Math. Phys. 25, 2494-2505 (1984).
  • A.S. Fokas, Symmetries and Integrability, Stud. Appl. Math. 77, 253-299 (1987).
  • A.S. Fokas, J.B. Keller and B.D. Clarkson, Mathematical Models of Granulocypopoiesis and Chronic Myelogenous Leukemic, Cancer Res. 51, 2084-2091 (1991).
  • A.S. Fokas, A.R. Its and A.V. Kitaev, The Isomonodromy Approach to Matrix Models in 2D Quantum Gravity, Comm. Math. Phys. 147, 395-430 (1992).
  • A.S. Fokas and L.Y. Sung, On the Solvability of the N-Wave, the Davey-Stewartson and the Kadomtsev-Petviashvili Equation, Inverse Problems 8, 673-708 (1992).
  • A.S. Fokas and I.M. Gelfand, Surfaces on Lie Groups, on Lie Algebras, and their Integrability, Commun.  Math. Phys. 177, 203-220 (1996).
  • A.S. Fokas, A Unified Transform Method for Solving Linear and Certain Nonlinear PDE's, Proc. R. Soc. Lond. A 453, 1411-1443 (1997).
  • A.S. Fokas, Two Dimensional Linear PDE's in a Convex Polygon, Proc. R. Soc. Lond. A 457, 371-393 (2001).
  • A.S. Fokas, I.M. Gelfand and A.E. Kister, Prediction of the Structural Motifs of Sandwich Proteins, Proc. Natl. Acad. Sci. USA 101, 16780-16783 (2004).
  • A.S. Fokas and L.Y. Sung, Generalised Fourier Transforms, their Nonlinearisation and the Imaging of the Brain, Notices Amer. Math. Soc. 52, 1176-1190.
  • A.S. Fokas, A.R. Its and L.Y. Sung, The Nonlinear Schrödinger Equation on the Half-Line, Nonlinearity 18, 1771-1822 (2005).
  • M.J. Ablowitz, A.S. Fokas and Z.H. Musslimani, On a New Non-Local Formulation of Water Waves, J. Fluid. Mech., 562, 313-343 (2006).
  • A.S. Fokas, Electro-Magneto-Encephalography for the Three-Shell Model: Distributed Current in Arbitrary, Spherical and Ellipsoidal Geometries, J. R. Soc. Interface 6, 479-488 (2009).
  • A.S. Fokas and E.A. Spence, Synthesis as Opposed to Separation of Variables, SIAM Rev. 54, 291-324 (2012).
  • A.S. Fokas, O. Hauk and V.Michel, Electro-Magneto-Encephalography for the Three-Shell Model: Numerical Implementation for Distributed Current in Spherical Geometry, Inverse Problems 28, 035009 (2012).
  • A.S. Fokas and M.L. Glasser, The Laplace Equation in the Exterior of the Hankel Contour and Novel Identities for Hypergeometric Functions, Proc. R. Soc. Lond. A 469, 20130081 (2013).
  • G.A. Kastis, A. Gaitanis, A. Samartzis and A.S. Fokas, The SRT REconstruction Algorithm for Semiquantification in PET Imaging, Med. Phys. 42, 5970-5982 (2015).
  • A.S. Fokas, A.A. Himonas and D. Mantzavinos, The Nonlinear Schrödinger Equation on the Half-Line, Trans. Amer. Math. Soc. (in press).
  • A.S. Fokas and J. Lenells, On the Asymptotics to All Orders of the Riemann Zeta Function and of a Two-Parameter Generalization of the Riemann Zeta Function, Mem. Amer. Math. Soc. (submitted).

 

Publications

The generalized Dirichlet–Neumann map for linear elliptic PDEs and its numerical implementation
AG Sifalakis, AS Fokas, SR Fulton, YG Saridakis
– Journal of Computational and Applied Mathematics
(2008)
219,
9
Electromagneto-encephalography for a three-shell model: distributed current in arbitrary, spherical and ellipsoidal geometries
AS Fokas
– Journal of the Royal Society, Interface
(2008)
6,
479
The D-bar method, inversion of certain integrals and integrability in 4 + 2 and 3 + 1 dimensions
AS Fokas
– Journal of Physics A: Mathematical and Theoretical
(2008)
41,
344006
Initial-boundary-value problems for linear and integrable nonlinear dispersive partial differential equations
JL Bona, AS Fokas
– Nonlinearity
(2008)
21,
t195
On the asymptotic linearization of acoustic waves
AS Fokas, LH Luo
– Transactions of the American Mathematical Society
(2008)
360,
6403
A unified approach to various techniques for the non-uniqueness of the inverse gravimetric problem and wavelet-based methods
V Michel, AS Fokas
– Inverse Problems
(2008)
24,
045019
A symmetry approach to exactly solvable evolution equations
AS FOKAS
– Journal of Mathematical Physics
(2008)
21,
1318
Systematic construction and prediction of the arrangement of the strands of sandwich proteins
TS Papatheodorou, AS Fokas
– Journal of the Royal Society, Interface
(2008)
6,
63
A hybrid analytical–numerical method for solving evolution partial differential equations. I. The half-line
N Flyer, AS Fokas
– Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
(2008)
464,
1823
Methods for solving elliptic PDEs in spherical coordinates
G Dassios, AS Fokas
– SIAM J. Appl. Math.
(2008)
68,
1080
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Research Groups

Cantab Capital Institute for the Mathematics of Information
Centre for Mathematical Imaging in Healthcare
Nonlinear Dynamical Systems

Room

F1.12

Telephone

01223 339733