J. E. McMillan's Area theorem
Jensen's Inequality for Polynomials with Concentration at Low Degrees.
John Disks and Extensions of Maps.
John disks and the pre-Schwarzian derivative.
John domains, quasidisks, and the Nehari class.
Jørgensen's inequality for discrete convergence groups.
Justification of the method of approximation of solutions to contact problems of filtration theory.