User IV_ - Mathematics Meta Stack Exchange

IV_

Member for 7 years, 10 months
Last seen more than a week ago

Germany

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28

Why do we make such big deal about the 'unsolvability' of the quintic?

15

How to prove Lambert's W function is not elementary?

11

Trigonometric/polynomial equations and the algebraic nature of trig functions

11

When can an invertible function be inverted in closed form?

9

Express solutions of equation $ \tan x= x $ in closed form