# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/leonida-tonelli
# Generated: 2026-08-12T23:10:30.333Z

schema: https://schema.org/Person
url: "https://fame.am/person/leonida-tonelli"
name: "Leonida Tonelli"
slug: "leonida-tonelli"
description: "Leonida 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."
tagline: "Italian mathematician (1885-1946)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Leonida_Tonelli.jpg?width=1200"
gender: "male"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1885-04-19"
deathDate: "1946-03-12"
livingStatus: "DECEASED"
scores:
  popularity:           46.3
  momentum:             0
  historical:           12.89240666666667
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  60
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E5%88%97%E5%A5%A7%E5%B0%BC%E9%81%94%C2%B7%E6%89%98%E5%85%A7%E5%88%A9"
    title: "列奧尼達·托內利"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D9%84%D8%A6%D9%88%D9%86%DB%8C%D8%AF%D8%A7_%D8%AA%D9%88%D9%86%D9%84%DB%8C"
    title: "لئونیدا تونلی"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D9%84%D8%A6%D9%88%D9%86%DB%8C%D8%AF%D8%A7_%D8%AA%D9%88%D9%86%D9%84%DB%8C"
    title: "لئونیدا تونلی"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%9C%D7%90%D7%95%D7%A0%D7%99%D7%93%D7%94_%D7%98%D7%95%D7%A0%D7%9C%D7%99"
    title: "לאונידה טונלי"
    type:  "WIKIPEDIA"
  - url: "https://ht.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://pms.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%A2%D0%BE%D0%BD%D0%B5%D0%BB%D0%BB%D0%B8%2C_%D0%9B%D0%B5%D0%BE%D0%BD%D0%B8%D0%B4%D0%B0"
    title: "Тонелли, Леонида"
    type:  "WIKIPEDIA"
  - url: "https://tr.wikipedia.org/wiki/Leonida_Tonelli"
    title: "Leonida Tonelli"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q1819452"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump