Prove that $ \mathbb{R}$ and the interval [0,1 ] have the same cardinality.

Question

I'm having troubles with a question.

Prove that $\mathbb{R}$ and the interval [0,1] have the same cardinality.

Can you help me, please?

Thank you in advance!

Answer 1

Find a function $f: \mathbb R \to [0,1]$ which is bijective.