Díaz-Cano Ocaña, AntonioGonzalez Gascón, F.2023-06-202023-06-2020071751-811310.1088/1751-8113/40/50/008https://hdl.handle.net/20.500.14352/49871It is shown that under certain conditions the limit speed of electric charges moving in a space of type R-n of dimension one or two, under isotropic friction, is preserved under some perturbations. These results hold when relativistic equations of motion are considered.engjournal articlehttp://iopscience.iop.org/1751-8121/40/50/008/pdf/1751-8121_40_50_008.pdfhttp://iopscience.iop.org/restricted access530.1Physics MultidisciplinaryPhysics MathematicalFísica matemática