On 11 December, 2008 Valentin V. Lychagin was unanimously elected as “socio corrispondente” (member by correspondent, член-корреспондент) of the Accademia Peloritana dei Pericolanti (Messina, Italy). Congratulations, Valentin!
On the occasion of his 70th birthday.
Geometric Center dω with the deep sorrow notifies that on April 5, 2008 the great geometer and historian of mathematics Boris Abramovich Rosenfeld passed away. He was 90 years old.
On the occasion of his 60th birthday.
On the occasion of his 85th birthday and 65 years of scientific activity.