ORGANIZED BY

Institute of Mathematics and Informatics, Bulgarian Academy of Sciences

PROGRAMME COMMITTEE	ORGANIZING COMMITTEE
Blagovest Sendov (Sofia) Ivan Landjev (Sofia) Tor Helleseth (Bergen) Marcus Greferath (Dublin) Jan van Zanten (Delft) Wolfgang Willems (Magdeburg) Victor Zinoviev (Moscow) Leonid Bassalygo (Moscow) Thomas Ericson (Linköping) Pascale Charpin (Paris) Juriaan Simonis (Delft) Leo Storme (Gent)	Tsonka Baicheva (Veliko Tarnovo) Peter Boyvalenkov (Sofia) Emil Kolev (Sofia) Ivan Landjev (Sofia) Silvia Boumova (Sofia) Stela Zhelezova (Veliko Tarnovo)

TOPICS

Optimal linear codes over finite fields and rings Bounds for codes Spherical codes and designs Covering problems for linear and nonlinear codes Optimization problems for nonlinear codes Sets of points in finite geometries Combinatorial configurations and codes Optimality problems in cryptography Graph theory and codes Related topics

LOCATION

The Workshop will take place in the resort of Albena (Bulgaria), hotel Ralitsa. The nearest airport is Varna. More information by Peter Boyvalenkov.

DEADLINES

May 31, 2013:	If you intend to come
July 15, 2013:	Deadline for submission of papers
August 1, 2013:	Notification of acceptance (to be mailed out)

REGISTRATION FEES

EURO 180	prior to August 15, 2013
EURO 200	after August 15, 2013
EURO 100	for students
EURO 50	for spouses

ACCOMMODATION

Hotel Ralitsa offers nice conditions for scientific events. For participants of OC2013 we have agreed the following prices: Single/Double room 50/35 euro per night, on ultra-all-inclusive basis (see it on their site).

SUBMISSIONS

Authors are invited to submit at most six pages camera ready papers in Latex 132 x 190 mm by e-mail to Peter Boyvalenkov. We will appreciate if you use the following template for LaTex file.

LANGUAGE
The official language of the workshop will be English.