Andrey Nikolaevich Kolmogorov (1903 - 1987) was a Russian mathematician who was one of the founders of measure-theoretic probability theory. The well-known Kolmogorov Extension Theorem is named after him.
IPA:
[ɑːn'draɪ nikɒˈlɒjəvitʃ kɒlmɒˈɡɔrɔf]
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