# Category:Definitions/Variation of Signed Measure

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This category contains definitions related to Variation of Signed Measure.

Related results can be found in **Category:Variation of Signed Measure**.

Let $\struct {X, \Sigma}$ be a measurable space.

Let $\mu$ be a signed measure on $\struct {X, \Sigma}$.

Let $\struct {\mu^+, \mu^-}$ be the Jordan decomposition of $\mu$.

We define the **variation** $\size \mu$ of $\mu$ by:

- $\size \mu = \mu^+ + \mu^-$

## Pages in category "Definitions/Variation of Signed Measure"

The following 3 pages are in this category, out of 3 total.