Robuta

https://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/algebraic-solution-cubic-and-quartic-equations Algebraic Solution of Cubic and Quartic Equations | Encyclopedia.com Algebraic Solution of Cubic and Quartic EquationsOverviewThe solution of the cubic and quartic equations was one of the major achievements of Renaissance... algebraic solutionquartic equationscubicencyclopedia