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modular:02_gcd [2014/01/31 19:15] marje |
modular:02_gcd [2014/02/01 00:00] marje |
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| We already know that common divisors of $20$ and $30$ are $10,\ 5,\ 2,\ 1$, thus the greatest common divisor is $10$. It is usually denoted $\gcd(20,30)=10$. | We already know that common divisors of $20$ and $30$ are $10,\ 5,\ 2,\ 1$, thus the greatest common divisor is $10$. It is usually denoted $\gcd(20,30)=10$. | ||