+**E** is a transcendental mathematical constant, approximately 2.71828, fundamental to [Natural Logarithm](/wiki/Natural_Logarithm). It emerges gracefully in [Exponential Function](/wiki/Exponential_Function) and decay, a cornerstone of calculus and the language of continuous change.
+## See also
+- [Pi](/wiki/Pi)
+- [Euler's Formula](/wiki/Euler's_Formula)
+- [Mathematics](/wiki/Mathematics)
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