Read the following paragraph and determine if the hypothesis is true:

Aleksandr Danilovich Aleksandrov (Russian: , alternative transliterations: "Alexandr" or "Alexander" (first name), and "Alexandrov" (last name)) (August 4, 1912 July 27, 1999), was a Soviet/Russian mathematician, physicist, philosopher and mountaineer.

Hypothesis: Aleksandr Danilovich Aleksandrov is a successful philosopher
It's impossible to say