The Hindu-Arabic Numerals c6.11

c6.11

⁴ L. von Schroeder, *Pythagoras und die Inder*, Leipzig, 1884; H. Vogt, “Haben die alten Inder den Pythagoreischen Lehrsatz und das Irrationale gekannt?” *Bibliotheca Mathematica*, Vol. VII (3), pp. 6–20; A. Bürk, loc. cit.; Max Simon, *Geschichte der Mathematik im Altertum*, Berlin, 1909, pp. 137–165; three Sūtras are translated in part by Thibaut, *Journal of the Asiatic Society of Bengal*, 1875, and one appeared in *The Pandit*, 1875; Beppo Levi, “Osservazioni e congetture sopra la geometria degli indiani,” *Bibliotheca Mathematica*, Vol. IX (3), 1908, pp. 97–105.