Cheddite was also a fictional substance described in a comic science-fiction novel by Harry Harrison. It was made by irradiating Cheddar cheese, and enabled faster-than-light travel.
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<math>x=\frac{-b}{2a}\pm\frac{\sqrt{b^2-4ac}}{2a}=\frac{-b\pm\sqrt{b^2-4ac}}{2a}.</math>
Generalizations
The formula and its proof remain correct ...