EntityQ6264951· pop 8· linked from 46 articlesJohn WrenchSign in to saveAmerican mathematician (1911-2009)Connectionsapproximations of πEntitymathematicsEntitycomputerEntityWorld War IIConceptPiConceptpneumoniaEntitymathematicianEntitySrinivasa RamanujanEntitydigital object identifierEntityYale UniversityEntitynumerical analysisEntityInternational Standard Serial NumberEntityAryabhataEntityUnited States NavyEntityAmericansEntityaerodynamicsEntityPi DayEntitymathematical constantEntitySmithsonian InstitutionEntityDoctor of PhilosophyEntityCategories1911 births2009 deaths20th-century American mathematiciansMathematicians from New York (state)Members of the United States National Academy of SciencesNumerical analystsPeople from Hamburg, New YorkPeople from Westfield, New YorkUnited States Navy civiliansUniversity at Buffalo alumniWesleyan University facultyYale Graduate School of Arts and Sciences alumni