Difference between revisions of "REALVARDEF"

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<code>REALVARDEF x</code> tells iMath that <code>x</code> always has a real value and therefore <code>conjugate(x) = x</code>.
 
<code>REALVARDEF x</code> tells iMath that <code>x</code> always has a real value and therefore <code>conjugate(x) = x</code>.
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[[POSVARDEF]]
 
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[[Category:Definition]]
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[[Category:Declaration]][[Category:Definition]]

Latest revision as of 17:48, 21 September 2018

Syntax

REALVARDEF symbol


Implemented in iMath since version 2.2.0 or earlier.

Explanation

Defines the symbol to be real-valued. This allows iMath to evaluate some functions immediately, e.g. complex conjugation.


Example

REALVARDEF x tells iMath that x always has a real value and therefore conjugate(x) = x.

See also

POSVARDEF