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...eld emerged in the [[Hellenistic period|Hellenistic world]] during the 3rd century BC from applications of [[geometry]] to [[Astronomy|astronomical studies]]. [[Sumer]]ian astronomers studied angle measure, using a division of circles into 360 degrees.<ref>{{ ...

...ultaneous congruences]] in [[number theory]], was first created in the 3rd century AD in the mathematical book ''[[Sunzi Suanjing]]'' posed the problem: "Ther ...s in humans is mentioned in Chinese medical texts dated to around the 13th century, including the ''Noon and Midnight Manual'' and the ''Mnemonic Rhyme to Aid ...

...or [[panemone windmill]] first appeared in [[Greater Iran]] during the 9th century.<ref>Glick, Thomas F., Steven Livesey, and Faith Wallis. Medieval science, ...mmad ibn Musa al-Khwarizmi]] founded algebra and expanded upon Persian and Indian arithmetic systems. His writings were translated into [[Latin]] by [[Gerard ...

.... (2003). Butterworth Heinmann, ed. Aerodynamics for Engineering Students (5th ed.). {{ISBN|0-7506-5111-3}}. p.18</ref> ...] as [[elliptical galaxy|elliptical]],<ref>Hoover, A. (June 16, 2003). "UF Astronomers: Universe Slightly Simpler Than Expected". Hubble News Desk. Archived from ...