تاريخ التفاضل والتكامل
Boyer، Carl B. (1991). "Archimedes of Syracuse". A History of Mathematics (ط. 2nd). Wiley. ص. 127. ISBN: 978-0-471-54397-8.مؤرشف من الأصل في . Greek mathematics sometimes has been described as essentially static, with little regard for the notion of variability; but Archimedes, in his study of the spiral, seems to have found the tangent to …
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