GCD questions. How do I determine whether its true or false? (answer is true for both)
30725
Why are naturals < modulus equal if congruent? [uniqueness of remainder]
55441
Check: For the integers $a,b,c$ show that $\gcd(a,bc)=\gcd(a,\gcd(a,b)\cdot c)$
96398
An integer $a \pmod m$ has inverse if and only if $\gcd(a,m)=1$?
122096
Find $GCD(n^2+1,n+1)$
112345
In an Integral Domain is it true that $\gcd(ac,ab) = a\gcd(c,b)$?
92645
Why isn't $\gcd(x^2+3x+2,x^2+x)=(x+1)$? [unit normalization of gcds]
75974
$\gcd(a,b)\!=\!1\!=\!\gcd(a,c)\Rightarrow\gcd(a,bc)\!=\!1$ [coprimes to $\,a\,$ are product closed]
8160
What is $\gcd(0,a)$, where $a$ is a positive integer?
87846
If $\gcd (x,4) = 2$ and $\gcd(y,4) = 2$ then $\gcd(x+y,4) = 4$
47413
When does System.gc() do something?
152878
calculate the gcd of $a+b$ and $p^4$
130112
If $\gcd(a,n) = 1$ and $\gcd(b,n) = 1$, then $\gcd(ab,n) = 1$.
76126
How to find the GCD of two polynomials
63952
Disproving: If $(\Gamma\vdash(\phi\,\lor\psi))$, either $(\Gamma\vdash\phi)$ or $(\Gamma\vdash\psi)$ is true
19164
On the GCD of a Pair of Fermat Numbers
57592
Does existence of $\gcd$ implies PID?
153800
What if two answer are correct on Stack Overflow?