\(\mathbb{Z}_m^*\) is defined as?
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\(\mathbb{Z}_m^*\) is defined as?
\[ \overset{\text{def}}{=} \ \{a \in \mathbb{Z}_m \ | \ \gcd(a, m) = 1\} \]
This is the set of all elements in \(\mathbb{Z}_m\) that are coprime to \(m\).
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| Field | Before | After |
|---|---|---|
| Text | <p>\(\mathbb{Z}_m^*\) is defined as?</p> | |
| Extra | <p>\[ \overset{\text{def}}{=} \ \{a \in \mathbb{Z}_m \ | \ \gcd(a, m) = 1\} \]</p> <p>This is the set of all elements in \(\mathbb{Z}_m\) that are coprime to \(m\).</p> |
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If the prime factorization of \(m\) is \(m = \prod_{i=1}^r p_i^{e_i}\) then \(\varphi(m)\) is?
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If the prime factorization of \(m\) is \(m = \prod_{i=1}^r p_i^{e_i}\) then \(\varphi(m)\) is?
For a prime and :\[\varphi(m) = \prod_{i=1}^r (p_i - 1)p_i^{e_i - 1}\]
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| Field | Before | After |
|---|---|---|
| Text | <p>If the prime factorization of \(m\) is \(m = \prod_{i=1}^r p_i^{e_i}\) then \(\varphi(m)\) is?</p> | |
| Extra | <p>For a prime and :\[\varphi(m) = \prod_{i=1}^r (p_i - 1)p_i^{e_i - 1}\]<br></p> |