Fig. 11From: Speed-up hyperspheres homotopic path tracking algorithm for PWL circuits simulationsHomotopic paths from example 1. a Homotopic path for \(v_{4}\). b Zoom to the homotopic path for \(v_{4}\). c Homotopic path for \(v_{2}\). d Zoom to the homotopic path for \(v_{2}\) Back to article page