Galois Theory for Beginners
Jörg Bewersdorff · Student mathematical library · 2006
Cubic equations Casus irreducibilis: The birth of the complex numbers Biquadratic equations Equations of degree $n$ and their properties The search for additional solution formulas Equations that can be reduced in degree The construction of regular polygons The solution of equations of the fifth degree The Galois group of an equation Algebraic structures and Galois theory Epilogue Index.