‏Jami Jorgensen is the human jukebox of quadratic equations. “Anything that’s an algorithm, I have a song for it,” said the energetic middle-school math teacher in Hayward Unified, in the east Bay ...

Jami Jorgensen is the human jukebox of quadratic equations. “Anything that’s an algorithm, I have a song for it,” said the energetic middle-school math teacher in Hayward Unified, in the east Bay Area ...

Mathematicians love a good puzzle. Even something as abstract as multiplying matrices (two-dimensional tables of numbers) can feel like a game when you try to find the most efficient way to do it.