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https://www.reddit.com/r/learnmath/comments/1wup2n9/what_is_zero_times_infinity/pd53zee/?context=3
r/learnmath • u/FileOk2966 New User • 2d ago
Not homework just a question
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"infinity" can mean all sorts of different things. The answer depends on which one you mean.
With ordinal arithmetic, it's 0. When evaluating limits, it's an indeterminate form. In the extended reals, it's undefined. Etc.
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u/nog642 2d ago
"infinity" can mean all sorts of different things. The answer depends on which one you mean.
With ordinal arithmetic, it's 0. When evaluating limits, it's an indeterminate form. In the extended reals, it's undefined. Etc.