| , Advanced Euclidean Geometry, Dover Publ | "On the remainder term in the Madhava—Leibniz's series" |
|---|---|
| "The History of the Solution of the Cubic Equation" | Nelson, Roger, "Euler's triangle inequality via proof without words," Mathematics Magazine 81 1 , February 2008, 58-61 |
Marie-Nicole Gras, "Distances between the circumcenter of the extouch triangle and the classical centers", Forum Geometricorum 14 2014 , 51-61.
7| "The History of the Solution of the Cubic Equation", Mathematics News Letter 5 4 , p | The Associated Harmonic Quadrilateral, Paris Pamfilos, Forum Geometricorum, Volume 14 2014 15—29 |
|---|---|
| Proceedings of the Royal Irish Academy | , : A History of Man's Changing Vision of the Universe 1959• Springer, Berlin, Heidelberg, New York, |