$Assumptions

$Assumptions

is the default setting for the Assumptions option used in such functions as Simplify, Refine, and Integrate.

Details

Examples

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Basic Examples  (1)

Set global assumptions:

The assumptions are now used by Refine and Integrate:

Locally add assumptions:

Locally change assumptions:

Remove the global assumptions:

Scope  (3)

Specify assumptions for simplifiers:

Specify assumptions for Integrate and in integral transforms:

Specify assumptions for Limit and Series:

Properties & Relations  (1)

Assuming locally adds assumptions to $Assumptions:

Possible Issues  (1)

When Assumptions option is set directly, assumptions given with $Assumptions are not used:

Introduced in 2003
 (5.0)