IMPORTANT NOTICE: Starting from April 4th, 2001, the new Web address for this page is http://www.alpertron.com.ar/NUMBERT.HTM. Please update your bookmarks, because this page will not be updated anymore.
Darío Alpern - Webmaster |
This site features:
Generic Two integer variable equation solver: Diophantine equation ax^{2} + bxy + cy^{2} + dx + ey + f = 0 solver, where the unknowns x and y can be integer numbers only. Written in Java/JavaScript. Last updated on January 18th, 2001.
Quadratic modular equation solver: Calculator that can solve equations of the form ax^{2} + bx + c = 0 (mod n).
Sum of powers: Table of relations of the form a^{p} + b^{q} = c^{r} with gcd(a,b,c) = 1.
Ulam's Spiral: Java applet featuring a graphical view of prime numbers. Last updated on November 10th, 2000.
Factorization using the Elliptic Curve Method: Applet capable of factoring numbers up to 100 digits long. Last updated on March 26th, 2001.