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Historical person

Alexander Alexandrovich Friedmann Biography

Historical biography and chronological timeline for Alexander Alexandrovich Friedmann, based on 2 World History Database records associated with Russia.

2 records1924–19242 events1 places

Chronological biography

1924

Negative Curvature Cosmology1924
Science / Cosmology · Mathematician and Cosmologist · Leningrad

The achievement marks negative curvature cosmology as an important Russian scientific milestone.

Open Universe Model1924
Science / Cosmology · Mathematician and Cosmologist · Leningrad

Publishes a relativistic universe model with constant negative spatial curvature.

Titles and roles

Mathematician and Cosmologist

Record provenance

This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.