Alphabetical list of historical battles (see also Military history, List of battles):
NOTE: Where a year has been used to disambiguate battles it is the year when the battle started. In some cases these may still have gone on for several years.
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Quadratic formula
The quadratic formula expresses the explicit solution(s) x to the quadratic equation
<math>ax^2+bx+c=0</math>
in terms ...