I know that $\Bbb R$ has the same cardinality as $\Bbb R^2$, but can someone give me a bijective or even just a surjective function $f:\Bbb R \to \Bbb R^2$?
2026-03-26 03:00:28.1774494028
Bijective function from $\Bbb R$ to $\Bbb R^2$
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