An infinite series with increasing powers (exponents) of a variable.
Like this:
a0 + a1x + a2x2 + a3x3 + ...
Example: the cosine function is:
cos(x) = 1 − x2/2! + x4/4! − ...
Like this:
a0 + a1x + a2x2 + a3x3 + ...
Example: the cosine function is:
cos(x) = 1 − x2/2! + x4/4! − ...
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