+An **exponential function** describes a relationship where a quantity changes at a [Rate](/wiki/rate) proportional to its current value, leading to incredibly rapid [Growth](/wiki/growth) or decay. It is fundamental in modeling natural phenomena, from population dynamics to financial interest.
+## See also
+- [Logarithm](/wiki/logarithm)
+- [Derivative](/wiki/derivative)
+- [Differential Equation](/wiki/differential_equation)
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