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The number used as the base for natural logarithms. Equal to "2.7182818..."
a curved line with the sum of the distances from imaginary points (foci) to each point on the curve is constant
An algebraic expression asserting the equality of two quantities.
Example: x + 4 = y -10
A figure with all it's sides equal in length.
Example: A square is equilateral
A triangle with all sides and angles equal in length.
An approximate calculation of the value of something.
a small figure placed to the upper-right of a number showing the number of times to multiply that number by itself
A mathematical symbol, or combination of sybols, representing a value, or relation.
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