Cartesian product proof question
111032
Proof of Sets involving the Cartesian Product
6161
The cartesian product $\mathbb{N} \times \mathbb{N}$ is countable
84780
Cartesian products as sets of all functions.
110464
Let $A=\{1,...,n\}.$ Show that there is a bijection of $P(A)$ with the cartesian product $X^n$ where $X$ is the two element set $X=\{0,1\}$
36374
Exercise 1.6.3 from Alon & Spencer's *The Probabilistic Method*: prove that $Pr[|X-Y| \leq 2] \leq 3 Pr[|X-Y| \leq 1]$ for i.i.d. real RVs $X$ and $Y$
5801
Combinatorial proof help
50266
In the following figure prove that: $AK||BC$
41783
Cardinality of the Cartesian Product of Two Equinumerous Infinite Sets
150609
Triangle Inequality of the Cartesian product with Max function
133003
Prove about direct sum
18023
The direct sum $\oplus$ versus the cartesian product $\times$
62123
Proving that Tensor Product is Associative
71653
Why is the Cartesian product of a set $A$ and empty set an empty set?
92106
Prove that $n$ is a sum of two squares?
78593
Prove that the product of four consecutive positive integers plus one is a perfect square
102383
Associativity of Cartesian Product
46106
Prove that $D_r \circ D_s = \{ (x,y) \in \mathbb{R}^2 \ | \ |x-y|<r+s \}$, where $D_a = \{ (x,y) \in \mathbb{R}^2\ | \ |x-y| < a \}$