News, updated September 2017

NEWS: ARTICLES

A.C. Cojocaru, R. Davis, A. Silverberg, and K.E. Stange,
Arithmetic properties of the Frobenius traces defined by a rational abelian variety,
with two appendices by JP. Serre,
International Mathematics Research Notices, vol. 2016, pp. 146.

A.C. Cojocaru,
Primes, elliptic curves and cyclic groups: a synopsis,
invited contribution to the Proceedings of the 8th International Congress of Romanian Mathematicians,
Rev. Roumaine Math. Pures Appl. 62 (2017), 1, pp. 340.

A.C. Cojocaru, H. Iwaniec and N. Jones,
The average asymptotic behaviour of the Frobenius fields of an elliptic curve,
in preparation (51 pages).

M. Bhargava, A.C. Cojocaru and F. Thorne,
The number of nonmaximal quintic extensions of bounded discriminant,
in preparation (16 pages).

A. Bucur,
A.C. Cojocaru,
M. Lalin,
and
L.B. Pierce,
A geometric sieve with an application to cyclic covers over function fields,
in preparation.

A.C. Cojocaru,
A. Toth,
and
J. F. Voloch,
Squarefree orders for the reductions of
an elliptic curve over a function field,
in preparation (19 pages).

R. Bell, C. Blakestad, A.C. Cojocaru, A. Cowan, N. Jones, V. Matei, G. Smith and I. Vogt,
Constants in Titchmarsh divisor problems for elliptic curves,
in preparation (21 pages).

NEWS: CONFERENCES and SEMINARS

In Fall 2017, Cojocaru will
give a talk in a conference on
Analytic number theory, in honour of Professor Christopher Hooley
(org.: Jonathan Bober),
Heilbronn Institute, Bristol, UK
(September 1, 2017).

In Summer 2017,
A.C. Cojocaru and Alexandru Popa will organize the
Fifth Bucharest Number Theory Day,
Institute of Mathematics of the Romanian Academy, Bucharest, Romania.

In Summer 2017, Cojocaru will
give a talk in the conference
Arithmetic of Function Fields
(org.: ErnstUlrich Gekeler, Ahmad ElGuindy, Mihran Papikian, Ambrus Pal and Urs Hart),
Muenster, Germany
(June 2530, 2017).

In Summer 2017, Cojocaru will
give a plenary talk in the conference
AGC^2T16 Arithmetic, Geometry, Cryptography and Coding Theory: 30th anniversary!
(org.: Yves Aubry, Everett Howe and Christophe Ritzenthaler),
CIRM, Luminy, Marseille, France
(June 1923, 2017).

In Winter 2017, Cojocaru will speak in the
Northwestern University Number Theory Seminar
(org.: Yifeng Liu),
Evanston, Illinois (February 20, 2017).

In Fall 2016, Cojocaru
gave a talk in the workshop
Analytic number theory
(org.: Jorg Brudern  Gottingen, Hugh L. Montgomery  Ann Arbor, Robert C. Vaughan  State College, Trevor D. Wooley  Bristol),
Oberwolfach, Germany
(November 612, 2016).

In Fall 2016, Cojocaru spoke in the
MIT
Number Theory Seminar
(org.: Bjorn Poonen),
Cambridge, Massachusetts, USA
(November 1, 2016).

NEWS: EDITORIAL

The
International Journal of Number Theory
invites high quality research articles in any area of Number Theory as its publication venue.
As of 2009, Cojocaru has been acting as an Associate Editor for the journal.

A.C. Cojocaru, C. David and F. Pappalardi finalized the volume
SCHOLAR, a Scientific Celebration Highlighting Open Lines of Arithmetic Research,
published in the CRM Proceedings / Contemporary Mathematics Series
by the American Mathematical Society in 2016.

NEWS: TEACHING

MATH 215

MATH 435
