# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/nikolai-efimov
# Generated: 2026-08-14T10:54:45.226Z

schema: https://schema.org/Person
url: "https://fame.am/person/nikolai-efimov"
name: "Nikolai Efimov"
slug: "nikolai-efimov"
description: "Nikolai Vladimirovich Yefimov was a Soviet mathematician. He is most famous for his work on generalized Hilbert's problem on surfaces of negative curvature."
tagline: "Russian mathematician (1910–1982)"
gender: "male"
category:
  name: "Academics"
  slug: "academics"
profileType:
  name: "Academic"
  slug: "academic"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1910-05-31"
deathDate: "1982-08-14"
livingStatus: "DECEASED"
scores:
  popularity:           41.83
  momentum:             2.283950617283951
  historical:           9.207164
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  45
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://ru.wikipedia.org/wiki/%D0%95%D1%84%D0%B8%D0%BC%D0%BE%D0%B2%2C_%D0%9D%D0%B8%D0%BA%D0%BE%D0%BB%D0%B0%D0%B9_%D0%92%D0%BB%D0%B0%D0%B4%D0%B8%D0%BC%D0%B8%D1%80%D0%BE%D0%B2%D0%B8%D1%87"
    title: "Ефимов, Николай Владимирович"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%86%D9%8A%D9%83%D9%88%D9%84%D8%A7%D9%89_%D8%A7%D9%81%D9%8A%D9%85%D9%88%DA%A4"
    title: "نيكولاى افيموڤ"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Nikolai_Ief%C3%ADmov"
    title: "Nikolai Iefímov"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Nikolai_Wladimirowitsch_Jefimow"
    title: "Nikolai Wladimirowitsch Jefimow"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Nikolai_Yefimov"
    title: "Nikolai Yefimov"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/Nikolai_Efimov"
    title: "Nikolai Efimov"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Nikolai_Efimov"
    title: "Nikolai Efimov"
    type:  "WIKIPEDIA"
  - url: "https://ht.wikipedia.org/wiki/Nikolai_Efimov"
    title: "Nikolai Efimov"
    type:  "WIKIPEDIA"
  - url: "https://ka.wikipedia.org/wiki/%E1%83%9C%E1%83%98%E1%83%99%E1%83%9D%E1%83%9A%E1%83%90%E1%83%98_%E1%83%94%E1%83%A4%E1%83%98%E1%83%9B%E1%83%9D%E1%83%95%E1%83%98"
    title: "ნიკოლაი ეფიმოვი"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Nikolai_Efimov"
    title: "Nikolai Efimov"
    type:  "WIKIPEDIA"
  - url: "https://ro.wikipedia.org/wiki/Nikolai_Efimov"
    title: "Nikolai Efimov"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q950931"
    title: "Wikidata"
    type:  "WIKIDATA"

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