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October 21st, 2018, 04:53 AM   #1
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multi-value function

Why multi-value function is a function?
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October 21st, 2018, 07:00 AM   #2
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For the usual definition of a function, it isn't.
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October 21st, 2018, 12:28 PM   #3
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Math Focus: I'm still deciding, but my recent focus has been olympiad problems and math journal problems.
The question is kind of confusing.
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function, multivalue

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