Wolfram Language & System 11.0 (2016)|Legacy Documentation

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ComplexExpand

ComplexExpand[expr]
expands expr assuming that all variables are real.

ComplexExpand[expr,{x1,x2,}]
expands expr assuming that variables matching any of the xi are complex.

Details and OptionsDetails and Options

Introduced in 1991
(2.0)
| Updated in 2007
(6.0)