Timeline for Can you do math without knowing how to count?
Current License: CC BY-SA 4.0
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| Nov 22, 2021 at 0:11 | comment | added | xuq01 | You are right that $\mathrm{Spec}(\mathbb{Z})$ is the terminal object in the category of schemes. So $\mathbb{Z}$ is the initial object in $\mathbf{CRing}$ (since $\mathbf{CRing}$ is dual to the category of affine schemes). | |
| Nov 15, 2021 at 9:54 | history | answered | coudy | CC BY-SA 4.0 |