Micro-hyperbolic systems

<i>Lectures on Cauchy's Problem in Linear Partial Differential Equations</i>

Jacques Hadamard, Philip Μ. Morse · Physics Today · 1953 · 2.1K citations · Full text

Riemann-hilbert Problem

Tangents to an Analytic Variety

Hassler Whitney · Annals of Mathematics · 1965 · 376 citations

Real Algebraic Geometry, Complex Function Theory, Complex Geometry +1

Linear hyperbolic partial differential equations with constant coefficients

Lars Gårding · Acta Mathematica · 1951 · 227 citations · Full text

Numerical Analysis, Parabolic Equation, Nonlinear Hyperbolic Problem +2

Uniqueness theorems and wave front sets for solutions of linear differential equations with analytic coefficients

Lars Hörmander · Communications on Pure and Applied Mathematics · 1971 · 214 citations

Analytic Coefficients, Linear Differential Equations, Parabolic Equation +5

The Cauchy problem for differential equations with double characteristics

Lars Hörmander · Journal d Analyse Mathématique · 1977 · 179 citations

Monge-ampere Equation, Nonlinear Hyperbolic Problem, Double Characteristics +1