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Jan Meyer
2026-03-09 23:26:02 +01:00
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DAS/Arithmetic.md
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@@ -48,3 +48,8 @@ Only valid for GCD = 1
3. **Simplify to** $x * A + y * B$ 3. **Simplify to** $x * A + y * B$
4. Coefficient of $A$ is the modular inverse 4. Coefficient of $A$ is the modular inverse
## Totient function
Denoted by $phi(n) = n (1 - 1/p_1)(1 - 1/p_2)...(1-1/p_k)$ where $p_i$ is a prime factor of $n$.