the abstract Cauchy problem

Cauchy problem

Cauchy problem for quasilinear hyperbolic system

Cauchy problem of Helmholtz equation

Cauchy problem of Laplace equation

Cauchy problem of parabola equation

degenerate cauchy problem

Ill-posed Cauchy problem

Noncharacteristic Cauchy problem

non-local Cauchy problem

random Cauchy problem

the initial value Cauchy problem

Cauchy convergence criteria， Cauchy criteria for convergence

Developing Problem Situation Problem Posing

Developing Problem Situations Problem Posing

Fermi-Pasta-Ulam problem， FPU problem

linear programming problem LP problem

servo problem servomechanism-type problem

servomechanism-type problem servo problem