Difference between revisions of "RemoveUndefined Command"
From GeoGebra Manual
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; RemoveUndefined[ <List> ]:Removes undefined objects from a list. | ; RemoveUndefined[ <List> ]:Removes undefined objects from a list. | ||
| − | : {{Example| 1=<code>RemoveUndefined[Sequence[(-1)^i, i, -3, -1, 0.5]]</code> removes the second and fourth | + | : {{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>}} |
Revision as of 13:24, 21 May 2013
- 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}.
