John J. F. Fournier

collaborators

2 papers

math.CA2014

Discrete Fourier restriction theorems in two dimensions

John J. F. Fournier

Consider the group $R^{2}$ with the discrete topology, and denote its Fourier algebra by $A (R_{d}^{2})$ . We reformulate a theorem of V.A. Yudin as a statement…

math.FA2014

Noncommutative Khintchine and Paley inequalities via generic factorization

John J. F. Fournier

We reprove an inequality for Rademacher series with coefficients in the Schatten class $S_{1}$ . Our method yields the same estimate for coefficients after suitable gaps in $S_{1}$ -valu…