Research interests:au '05 & '06: H161; winter '06: H162; spring '06: H263, au 2007: Math 415
Winter 2008: Math 254
Research interests:Differential, difference, and partial differential equations, in particular
singularities of solutions, regularity
asymptotic analysis
generalized Borel summation
normal forms
time-periodic Schrodinger equations
integrability and non-integrability criteria, chaos
resonant systems
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