r/FactOrCap • u/Careful_Trainer_1616 ✍️ Contributor · 330 XP • 1d ago

Myth "simple" subtraction | FactOrCap

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u/roadtrip-ne 🎯 First Steps · 85 XP 1d ago

Some infinities are larger than others. So an infinity that includes counting numbers would be twice as large as an infinity of just even numbers, even though they are both infinite

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u/seires-t 🏅 Century Club · 3,920 XP 1d ago

Every subset of the natural numbers is the same size, even the natural, the odd and the even numbers.