Research Publications

Moments of Gaps Between k--free Numbers, Journal of Number Theory, 44 (1993) 105--117.

An Estimate for the Number of Reducible Bessel Polynomials of Bounded Degree (with Michael Filaseta)
Colloquium Mathematicum, 65 (1993) 65--68.

Bh Sequences
Analytic Number Theory, Proceedings of a Conference in Honor of Heini Halberstam, ed. by B. C. Berndt, H. G. Diamond, A. J. Hildebrand, Birkhauser 1996, pp. 337-355.

On the divisors of n!, (with Paul Erdös, Alexsandr Ivic, and Carl Pomerance)
Analytic Number Theory, Proceedings of a Conference in Honor of Heini Halberstam, ed. by B. C. Berndt, H. G. Diamond, A. J. Hildebrand, Birkhauser 1996, pp. 337-355.

On the solutions to phi(n) = phi(n+k) (with Jeff Holt and Carl Pomerance)
Accepted for publication to the Proceedings of the Schinzel Conference.