An pi o π amo an sukol matematika, nga makukuha tikang ha ratio han sirkumperensiya ngadto ha diyametro han usa ka lidong. An balor hini amo hapit ha numero ihap 3.14159.

Kun 1 an diyametro han lidong, an balor han sirkumperensiya amo an π

Mga pabaroIgliwat

Mga reperensya
  • Arndt, Jörg; Haenel, Christoph (2006). Pi Unleashed. Springer-Verlag. ISBN 978-3-540-66572-4. Ginkuhà 2013-06-05.  English translation by Catriona and David Lischka.
  • Ayers, Frank (1964). Calculus. McGraw-Hill. ISBN 978-0-070-02653-7. 
  • Berggren, Lennart; Borwein, Jonathan; Borwein, Peter (1997). Pi: a Source Book. Springer-Verlag. ISBN 978-0-387-20571-7. 
  • Beckmann, Peter (1989) [1974]. History of Pi. St. Martin's Press. ISBN 978-0-88029-418-8. 
  • Borwein, Jonathan; Borwein, Peter (1987). Pi and the AGM: a Study in Analytic Number Theory and Computational Complexity. Wiley. ISBN 978-0-471-31515-5. 
  • Boyer, Carl B.; Merzbach, Uta C. (1991). A History of Mathematics (2 ed.). Wiley. ISBN 978-0-471-54397-8. 
  • Bronshteĭn, Ilia; Semendiaev, K. A. (1971). A Guide Book to Mathematics. H. Deutsch. ISBN 978-3-871-44095-3. 
  • Eymard, Pierre; Lafon, Jean Pierre (1999). The Number Pi. American Mathematical Society. ISBN 978-0-8218-3246-2. , English translation by Stephen Wilson.
  • Joseph, George Gheverghese (1991). The Crest of the Peacock: Non-European Roots of Mathematics. Princeton University Press. ISBN 978-0-691-13526-7. Ginkuhà 2013-06-05. 
  • Posamentier, Alfred S.; Lehmann, Ingmar (2004). Pi: A Biography of the World's Most Mysterious Number. Prometheus Books. ISBN 978-1-59102-200-8. 
  • Reitwiesner, George (1950). "An ENIAC Determination of pi and e to 2000 Decimal Places". Mathematical Tables and Other Aids to Computation. 4 (29): 11–15. doi:10.2307/2002695.
  • Roy, Ranjan (1990). "The Discovery of the Series Formula for pi by Leibniz, Gregory, and Nilakantha". Mathematics Magazine. 63 (5): 291–306. doi:10.2307/2690896.
  • Schepler, H. C. (1950). "The Chronology of Pi". Mathematics Magazine. Mathematical Association of America. 23 (3): 165–170 (Jan/Feb), 216–228 (Mar/Apr), and 279–283 (May/Jun). doi:10.2307/3029284.. issue 3 Jan/Feb, issue 4 Mar/Apr, issue 5 May/Jun

Padugang nga barasahonIgliwat

  • Blatner, David (1999). The Joy of Pi. Walker & Company. ISBN 978-0-8027-7562-7. 
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