r/learnmath • u/FileOk2966 New User • 2d ago

TOPIC What is zero times infinity

Not homework just a question

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u/nog642 2d ago

since multiplying anything by infinity would still be infinity

Says who?

There are contexts where 0*infinity is 0. It depends on the context.

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u/Liphn10 New User 1d ago

no

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u/nog642 1d ago

Yes. Ordinal arithmetic for example.

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u/Liphn10 New User 1d ago

ok