- #1
Tjaz Gantar
- 4
- 0
- Homework Statement
- Find a bijection between A and B.
- Relevant Equations
- A = (−∞, 0) ∪ (0, ∞) ⊂ R,
B = {(x, y) ∈ R2| x2 − y2 = 1}
So I don't really have any goods ideas on how to try and solve this. I only know that using tangent function is supposedly a good idea.