power series

American  

noun

Mathematics.

1. an infinite series in which the terms are coefficients times successive powers of a given variable, or times products of powers of two or more variables.

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power series British  

noun

1. a mathematical series whose terms contain ascending positive integral powers of a variable, such as a 0 + a 1 x + a 2 x ² +…

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power series Scientific  

1. A sum of successively higher integral powers of a variable or combination of variables, each multiplied by a constant coefficient.

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Etymology

Origin of power series

First recorded in 1890–95

Example Sentences

See Examples For:

power series

Therefore, the power series diverges at x = 5.

From Textbooks ● Mar. 30, 2016

As we will see in this chapter, representing functions using power series allows us to solve mathematical problems that cannot be solved with other techniques.

From Textbooks ● Mar. 30, 2016

Next we consider functions involving an expression similar to the sum of a geometric series and show how to represent these functions using power series.

From Textbooks ● Mar. 30, 2016

We also show how to represent certain functions using power series.

From Textbooks ● Mar. 30, 2016

A method was given by J. H. Lambert for expressing as a continued fraction of the preceding type the quotient of two convergent power series.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 2 "Constantine Pavlovich" to "Convention" by Various