MathDB
2017 Guts #16: Complex nonlinear system

Source:

February 21, 2017
algebracomplex numbers

Problem Statement

Let aa and bb be complex numbers satisfying the two equations \begin{align*} a^3 - 3ab^2 & = 36 \\ b^3 - 3ba^2 & = 28i. \end{align*} Let MM be the maximum possible magnitude of aa. Find all aa such that a=M|a| = M.