On September 11, 2015 in the Great Hall of the Municipality of Veliko Tarnovo will be held a seminar titled "Veliko Tarnovo - science, spirituality, development", dedicated to the 70th anniversary of the birth of Stefan Dodunekov. The event is organized by the Bulgarian Academy of Sciences, Regional Academic Center - Veliko Tarnovo, Union of Bulgarian Mathematicians and the Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences.

The seminar will be opened at 11.00 am by Acad. Stefan Vodenitcharov, chairman of the Bulgarian Academy of Sciences. The press conference for journalists will be held in the Conference Hall of the Municipality of Veliko Tarnovo from 10:30 to 11:00.
Along with the seminar, on September 11 and 12, 2015, at School of Natural Sciences in Veliko Tarnovo is organized demonstration seminar on the research approach in education in mathematics.