Difference between revisions of "Real Function"

From GeoGebra Manual
Jump to: navigation, search
Line 1: Line 1:
 
<noinclude>{{Manual Page|version=4.2}}</noinclude>{{betamanual|version=4.2}}
 
<noinclude>{{Manual Page|version=4.2}}</noinclude>{{betamanual|version=4.2}}
;Real[ <Complex Number>]
+
{{function|real}}
 +
;real( <Complex Number> )
 
:Returns the real part of a given [[Complex Numbers|complex number]].
 
:Returns the real part of a given [[Complex Numbers|complex number]].
:{{example| 1=<div><code><nowiki>Real[17 + 3 ί]</nowiki></code> yields ''17'', the real part of the complex number ''17 + 3 ί''.</div>}}
+
:{{example| 1=<div><code><nowiki>real(17 + 3 ί)</nowiki></code> yields ''17'', the real part of the complex number ''17 + 3 ί''.</div>}}
 
{{note| 1=<div>
 
{{note| 1=<div>
 
* The complex ί is obtained by pressing {{KeyCode|ALT + i}}.  
 
* The complex ί is obtained by pressing {{KeyCode|ALT + i}}.  
* See also [[Imaginary Command]].
+
* See also [[Imaginary (function)]].
 
</div>}}
 
</div>}}

Revision as of 13:53, 13 September 2012

real( <Complex Number> )
Returns the real part of a given complex number.
Example:
real(17 + 3 ί) yields 17, the real part of the complex number 17 + 3 ί.
Note:
© 2021 International GeoGebra Institute