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by catnaroek
3615 days ago
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+, × (or ·), 0 and 1 are standard notation in algebra for an arbitrary ring's addition, multiplication, additive identity and multiplicative identity. In that context, 1 + 1 = 0 isn't automatically false. It's just a statement that holds in some rings (e.g., F_2), but not in others (e.g., Z). |
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