MATLAB Colon Operator

The colon ( ) is an important MATLAB operator. It occurs in several different contexts. The expression 

To obtain nonunit spacing, specify an increment. For example, 

Subscript expressions involving colons refer to portions of a matrix  

2 MATLAB, M-Files, and Input from Command Window 

While a sequence of commands in the Command Window can implanent many algorithms, it is awkward if selection (if-then-else) or repetition (e.g., while) logic is involved. The best way to do programming in MATLAB is to construct an M-flle (comparable to a VBA Macro). These are called M-flles since the automatic file type is. m. 

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A very useful syntax in MATLAB is the colon operator that produces a row vector ... 

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