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7.3: Sum Notation and Properties of Sigma

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

\Sigma

\Sigma

\Sigma (sigma) is the Greek letter meaning "the sum of" when used in mathematics.
arithmetic series

arithmetic series

An arithmetic series is the sum of an arithmetic sequence, a sequence with a common difference between each two consecutive terms.
geometric series

geometric series

A geometric series is a geometric sequence written as an uncalculated sum of terms.
index

index

The index of a sum is the variable in the sum.
limits

limits

The limits of a sum are written above and below the \Sigma, and describe the domain to be used in the series calculation.
sequence

sequence

A sequence is an ordered list of numbers or objects.
series

series

A series is the sum of the terms of a sequence.
Sigma

Sigma

\Sigma, pronounced syg-mah, is the Greek letter that in math means "the sum of".
sigma notation

sigma notation

Sigma notation is also known as summation notation and is a way to represent a sum of numbers. It is especially useful when the numbers have a specific pattern or would take too long to write out without abbreviation.
summand

summand

A summand is an expression being summed. It directly follows the sigma symbol.
summation

summation

Sigma notation is also known as summation notation and is a way to represent a sum of numbers. It is especially useful when the numbers have a specific pattern or would take too long to write out without abbreviation.

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Difficulty Level:

At Grade

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Date Created:

Nov 01, 2012

Last Modified:

Jun 08, 2015
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