Historical FigureMale
Leonida Tonelli
1885 – 1946
About this person
Wikipedia SummaryLeonida Tonelli was an Italian mathematician, noted for proving Tonelli's theorem, a variation of Fubini's theorem, and for introducing semicontinuity methods as a common tool for the direct method in the calculus of variations.
Biographical & Professional Details
Date of birth
April 19, 1885
Date of death
March 12, 1946
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