# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/fritz-john
# Generated: 2026-08-12T23:25:08.920Z

schema: https://schema.org/Person
url: "https://fame.am/person/fritz-john"
name: "Fritz John"
slug: "fritz-john"
description: "Fritz John was a German-born mathematician specialising in partial differential equations and ill-posed problems. His early work was on the Radon transform and he is remembered for John's equation. He was a 1984 MacArthur Fellow."
tagline: "Mathematician"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Fritz_John.jpg?width=1200"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1910-06-14"
deathDate: "1994-02-10"
livingStatus: "DECEASED"
scores:
  popularity:           42.16
  momentum:             0
  historical:           8.547049333333334
  currentAttention:     8.76
  sourceConfidence:     54.99999999999999
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://zh.wikipedia.org/wiki/%E5%BC%97%E7%91%9E%E8%8C%B2%C2%B7%E7%B4%84%E7%BF%B0"
    title: "弗瑞茲·約翰"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%81%D8%B1%D9%8A%D8%AA%D8%B2_%D8%AC%D9%88%D9%86"
    title: "فريتز جون"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%81%D8%B1%D9%8A%D8%AA%D8%B2_%D8%AC%D9%88%D9%86"
    title: "فريتز جون"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://fi.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://ht.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Fritz_John"
    title: "Fritz John"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q215975"
    title: "Wikidata"
    type:  "WIKIDATA"

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