Let R={f:{1,2,3,4,5,6,7,8,9,10}→Z2}Then which of the following are correct?
87617
Ring of $\mathbb{Z}_2$-valued functions
28111
Let $f:[1,10]\to \Bbb{Q}$ be a continuous function and $f(1)=10,$then $f(10)=?$
98271
Why does $(x \to a) ≠ (x = a)$ , But $f(x \to a) = f(x = a)$
143200
$f(r,\theta)=(r\cos\theta,r\sin\theta)$ Then
118154
$f: \mathbb{R} \to \mathbb{R}$ that takes each value in $\mathbb{R}$ twice
74187
$\operatorname{ord}(u)=r,\,\operatorname{ord}(v)=s$ $\,\Rightarrow\,\operatorname{ord}(uv)=rs\,$ if $\,r,s\,$ (co)primes
56492
Does the order of $f(x)$ divide the order of $x$ if $f$ is a group homomorphism?
31698
$f(m^2 + f(n)) = f(m)^2 + n$ for all natural numbers
113411
If $E$ is generated by $E_1$ and $E_2$, then $[E:F]\leq [E_1:F][E_2:F]$?
111756
How do I prove that then $f(x) = 1$ for some $x ∈ [0, 1]$?
26169
Function $f: \mathbb{R} \to \mathbb{R}$ that takes each value in $\mathbb{R}$ three times
35556
$f(z)=\frac{z}{1+|z|} $ Is 1-1?
32575
What's the name for the property of a function $f$ that means $f(f(x))=x$?
73850
Cardinality of set of functions
115466
How make f[{x,y}] evaluate as f[x,y]?
53101
Is it true that the relation |A| < |B| is a sufficient condition for claiming that $f$ is a bijection?
138481
$f(x)=x/1$ is not injective?