Home›Combinatorics and Graph Theory›Proved By (Other Fields)Browse ByProved By (Other Fields)FactsProved By (Other Fields)SourcesComments (0)Reader Challenges (0)FactsComparisonEra Of EmergenceWell-attested1950 1Proved By (Other Fields)Filter Results1 entryBranchAllGraph Theory (1)Topic AreaAllGraph Theory (1)ProvedAll1847 (1)Proved ByAllGustav Kirchhoff (1)Statement FormAllEquation (1)Identity (1)Show ResultsGustav KirchhoffProved By (Other Fields)1 entrySources1. Wikipedia: Combinatoricstier 2Wikimedia FoundationHistory sectionQuote, History sectionIn the later twentieth century, however, powerful and general theoretical methods were developed, making combinatorics into an independent branch of mathematics in its own right.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.