Ilya M. Sobol': key obituary facts
Is Ilya M. Sobol' dead? Yes. Ilya M. Sobol' died on December 16, 2025, at age 99.
Cause of death: Ilya M. Sobol''s cause of death has not been publicly confirmed.
What was Ilya M. Sobol' known for?
Ilya M. Sobol' was a Russian mathematician.

Russian mathematician
Died on Tuesday December 16th 2025