Diagonals separating the square of a continuum

Alejandro Illanes, Verónica Martínez-de-la-Vega, Jorge M. Martínez-Montejano +1

A metric continuum $X$ is indecomposable if it cannot be put as the union of two of its proper subcontinua. A subset $R$ of $X$ is said to be continuumwise connected provided that…