Functions |
Cartesian Coordinate System Domain and Range Inverse Functions Even-Odd Symmetry of Functions Periodicity of Functions
Exponential Functions Logarithmic Functions Natural Logarithms
Hyperbolic Functions |
The function log e x is referred to as ln x, where e is an irrational number. Expression ln x has a special name natural logarithm. Number e is one of the most important numbers in mathematics and physics. Its approximate value is
e = 2.7182818284590452353602874
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