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How to define Sage function with Optional arguments?

asked 2016-10-19 20:56:35 +0200

Vova gravatar image

updated 2016-10-19 21:04:06 +0200

I need to define a Sage function with optional arguments. The number of mandatory arguments is 2 and there are up to 3 optional arguments. How do I do this is Sage?

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answered 2016-10-19 21:34:08 +0200

kcrisman gravatar image

To do optional arguments in Python (and hence, Sage), the idiom is something like

def f(a=2,b=3,*args):
    <function definition>
    first_optional_argument = args[0]
    <etc>

where args then becomes a list of the optional arguments. See much more detailed stuff:

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Asked: 2016-10-19 20:56:35 +0200

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Last updated: Oct 19 '16