# A doubt

1. Jan 10, 2006

Is e^pi rational? I seem to have heard from one of my tacher that research was going. How far we have gone?

2. Jan 10, 2006

### devious_

It's transcendental. This can be proved using Gelfond's theorem.

3. Jan 10, 2006

### Staff: Mentor

4. Jan 10, 2006

### devious_

"Gauss is reported to have commented that if [$e^{i \pi} + 1 = 0$] was not immediately obvious, the reader would never be a first-class mathematician."