# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/immanuel-bonfils
# Generated: 2026-08-13T13:34:23.047Z

schema: https://schema.org/Person
url: "https://fame.am/person/immanuel-bonfils"
name: "Immanuel Bonfils"
slug: "immanuel-bonfils"
description: "Immanuel ben Jacob Bonfils was a French-Jewish mathematician and astronomer in medieval times who flourished from 1340 to 1377, a rabbi who was a pioneer of exponential calculus and is credited with inventing the system of decimal fractions. He taught astronomy and mathematics in Orange and later lived in Tarascon, both towns in the Holy Roman Empire that are now part of modern-day France. Bonfils studied the works of Gersonides, the father of modern trigonometry, and Al-Battani and even taught at the academy founded by Gersonides in Orange."
tagline: "Mathematician"
gender: "male"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1300"
deathDate: "1377"
livingStatus: "DECEASED"
scores:
  popularity:           39.48
  momentum:             26.66666666666667
  historical:           6.337041333333334
  currentAttention:     5.720000000000001
  sourceConfidence:     39.99999999999999
  profileCompleteness:  45
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://sah.wikipedia.org/wiki/%D0%98%D0%BC%D0%BC%D0%B0%D0%BD%D1%83%D0%B8%D0%BB_%D0%91%D0%BE%D0%BD%D1%84%D0%B8%D1%81"
    title: "Иммануил Бонфис"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Immanuel_ben_Jacob_Bonfils"
    title: "Immanuel ben Jacob Bonfils"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Immanuel_Bonfils"
    title: "Immanuel Bonfils"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Immanuel_Bonfils"
    title: "Immanuel Bonfils"
    type:  "WIKIPEDIA"
  - url: "https://he.wikipedia.org/wiki/%D7%A2%D7%9E%D7%A0%D7%95%D7%90%D7%9C_%D7%98%D7%95%D7%91_%D7%A2%D7%9C%D7%9D"
    title: "עמנואל טוב עלם"
    type:  "WIKIPEDIA"
  - url: "https://ro.wikipedia.org/wiki/Immanuel_Bonfils"
    title: "Immanuel Bonfils"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%91%D0%BE%D0%BD%D1%84%D0%B8%D1%81%2C_%D0%98%D0%BC%D0%BC%D0%B0%D0%BD%D1%83%D0%B8%D0%BB_%D0%B1%D0%B5%D0%BD_%D0%AF%D0%B0%D0%BA%D0%BE%D0%B2"
    title: "Бонфис, Иммануил бен Яаков"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q354517"
    title: "Wikidata"
    type:  "WIKIDATA"

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