The American Hockey League (AHL) became the major affiliation league for the National Hockey League upon its amalgamation with the International Hockey League[?] in 2001. As of the 2002-03 season, the league had 28 clubs, most of them based in eastern Canada and the United States. The league was created in 1936, and teams compete annually for the Calder Cup[?].
... add the square of b/(2a) to both sides, getting
<math>x^2+\frac{b}{a}x+\frac{b^2}{4a^2}=-\frac{c}{a}+\frac{b^2}{4a^2}.</math>
The left side is now a ...