Coefficients and Its Consequences, Discrete and Continuous Dynamical Systems - Series A (DCDS-A), 32, 10..., and X. Zhou, Equivalence of solutions of eikonal equation in metric spaces, J. Differential...20; 31C05; 31C15; 31C40; 31D05; 31A15; Secondary: 60J45; 60J65;54C50; 30C85; 32U20...