THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT.
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FOR THE LATEST INFORMATION.
Built-in Functions
Lists and Matrices
Element Extraction
First
Usage
•
First[
expr
]
gives the first element in
expr
.
Notes
•
First[
expr
]
is equivalent to
expr
[[1]]
.
• See
Section 1.8.4
.
• See also:
Part
,
Last
,
Rest
,
Take
,
Select
.
• New in Version 1.
Further Examples
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