Fife is a unitary council region of Scotland situated between the Firth of Tay and the Firth of Forth. It was originally one of the Pictish kingdoms and is still known as the Kingdom of Fife.
... a field of characteristic 2, the element 2a is zero and it is impossible to divide by it.)
The symbol
<math>\pm \sqrt {b^2-4ac}</math>
in the formula ...