How to prove that cardinality Borel $\sigma$-algebra equals the cardinality of $\mathbb R$?
55717
cardinality of the Borel $\sigma$-algebra of a second countable space
146261
Difference between topology and sigma-algebra axioms.
110450
probability measure on $\sigma$-algebra
143732
Prove random variable $Y_0$ and $\sigma$-algebra $\mathscr{R}$ are independent.
23442
Cardinality of the union of infinite and countable sets
85099
How many subsets of $\mathbb{N}$ have the same cardinality as $\mathbb{N}$?
109764
Find the cardinality of the quotient of $\mathbb R$ in respect to R
20789
If $\Sigma \vdash \varphi$ then $\Sigma \vdash \forall x \varphi$. Why when $(\varphi \implies \forall x \varphi)$ is not true?
45216
Cardinality of $[0,1]$
120273
Showing that a collection of sets is a $\sigma$-algebra: either set or complement is countable
71967
cardinality of the set of $ \varphi: \mathbb N \to \mathbb N$ such that $\varphi$ is an increasing sequence
66301
The cardinality of the set of countably infinite subsets of an infinite set
102972
Cardinality of $\mathbb{R}^\mathbb{R}$ by diagonal argument
62755
The simplest way of proving that $|\mathcal{P}(\mathbb{N})| = |\mathbb{R}| = c$
117478
Prove that $\mathbb{R}$ and the interval $(0, \infty)$ have the same cardinality.
156783
$\mathbb R$ has the same cardinality of any interval
22232
Proving that cardinality of the reals = cardinality of $[0,1]$