Home›Medieval›Era (Birth Year)›By Decade›1200sBrowse By1200sFacts1200sSourcesComments (0)Reader Challenges (0)FactsComparisonEra Of EmergenceWell-attested500 11200sFilter Results1 entryBranchAllAlgebra (1)Number Theory (1)Nationality / CultureAllChina (1)GenderAllMale (1)Show ResultsQin Jiushao1200sSources1. Middle Ages (Wikipedia)tier 2Wikimedia FoundationTerminology and periodisation sectionQuote, Terminology and periodisation sectionThe most commonly given starting point for the Middle Ages is around 500, with the date of 476 first used by Bruni.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.