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| Built-in Mathematica Symbol | Tutorials »|See Also »|More About » |
| Default[f] gives the default value for arguments of the function f obtained with a _. pattern object. |
| Default[f, i] gives the default value to use when _. appears as the  argument of f. |
| Default[f, i, n] gives the default value for the  argument out of a total of n arguments. |
| Default[f, ...]=val defines default values for arguments of f. |
Define 0 to be the default argument for a function f:
_. represents an argument that can be omitted:
If the second argument is omitted, the default value of 0 is used instead:
If both arguments are omitted, both are taken to have the default value 0:
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EXAMPLES
Basic Examples 
