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inf-and-sup-




Question Number 196628 by sniper237 last updated on 28/Aug/23
inf ∅ =^?  +∞    and     sup ∅ =^?  −∞
$${inf}\:\varnothing\:\overset{?} {=}\:+\infty\:\:\:\:{and}\:\:\:\:\:{sup}\:\varnothing\:\overset{?} {=}\:−\infty \\ $$

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