Geometric Theory of Incompressible Flows with Applications to Fluid Dynamics

The Problem of Moments

Scaling of Differential Equations

Algebraic Functions and Projective Curves

Harmonic Analysis on Commutative Spaces

Hodge Theory, Complex Geometry, and Representation Theory

Yangians and Classical Lie Algebras

Positive Polynomials and Sums of Squares

Classifying Spaces of Sporadic Groups

Classical Mechanics with Calculus of Variations and Optimal Control: An Intuitive Introduction