TY - JOUR AU - Álvarez Galindo, Gabriel AU - Martínez Alonso, Luis AU - Medina Reus, Elena AU - Vázquez, Juan Luis PY - 2020 DO - 10.1063/1.5134647 SN - 0022-2488 UR - https://hdl.handle.net/20.500.14352/6215 T2 - Journal of mathematical physics AB - We consider separatrix solutions of the differential equations for inflaton models with a single scalar field in a zero-curvature Friedmann-Lemaitre-Robertson-Walker universe. The existence and properties of separatrices are investigated in the... LA - eng PB - American Institute of Physics KW - Inflationary universe KW - Invariance KW - Stability KW - Flatness KW - Horizon. TI - Separatrices in the Hamilton-Jacobi formalism of inflaton models. TY - journal article VL - 61 ER -