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natural_numbers [2014/12/27 19:38] nikolaj created |
natural_numbers [2015/02/18 20:35] nikolaj |
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| >Smallest proper math proposition for which nobody knows the answer: | >Smallest proper math proposition for which nobody knows the answer: | ||
| >$∀a. ∃b. ∀x. ∀y. (a+b)·(a+b) \neq SS((SSx)·(SSy))$ | >$∀a. ∃b. ∀x. ∀y. (a+b)·(a+b) \neq SS((SSx)·(SSy))$ | ||
| - | >Roughly: "Is any prime $p$ of the form $p=c^2-2$ for some $c\in\mathbb N$?", | + | >Roughly: "Are there infinitely many primes of the form $c^2-2$ for some $c\in\mathbb N$?" ($c=a+b$), |
| >were "prime" is being captured as not being of the form $X\cdot Y$ for some $X,Y\ge 2$. | >were "prime" is being captured as not being of the form $X\cdot Y$ for some $X,Y\ge 2$. | ||
