Difference between revisions of "RemoveUndefined Command"
From GeoGebra AccueilManuel
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− | <noinclude>{{Manual Page|version=5.0}}</noinclude> | + | <noinclude>{{Manual Page|version=5.0}}</noinclude>{{command|list}} |
− | {{command|list}} | ||
; RemoveUndefined[ <List> ]:Removes undefined objects from a list. | ; RemoveUndefined[ <List> ]:Removes undefined objects from a list. | ||
: {{Example| 1=<div><code>RemoveUndefined[Sequence[(-1)^i, i, -3, -1, 0.5]]</code> removes the second and fourth element of the sequence since expressions <math>(-1)^{1.5}</math> and <math>(-1)^{2.5}</math> are undefined and yields list ''{-1, 1, -1}.</div>}} | : {{Example| 1=<div><code>RemoveUndefined[Sequence[(-1)^i, i, -3, -1, 0.5]]</code> removes the second and fourth element of the sequence since expressions <math>(-1)^{1.5}</math> and <math>(-1)^{2.5}</math> are undefined and yields list ''{-1, 1, -1}.</div>}} | ||
{{note| 1=<div>See also [[Remove Command]].</div>}} | {{note| 1=<div>See also [[Remove Command]].</div>}} |
Revision as of 14:48, 10 August 2015
- RemoveUndefined[ <List> ]
- Removes undefined objects from a list.
- Example:
RemoveUndefined[Sequence[(-1)^i, i, -3, -1, 0.5]]
removes the second and fourth element of the sequence since expressions (-1)^{1.5} and (-1)^{2.5} are undefined and yields list {-1, 1, -1}.
Note:
See also Remove Command.