• Partition functions for states models on signed graphs 

      Ferrando Piedrabuena, Erik (Universitat Politècnica de Catalunya, 2020-02-25)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Univerzita Karlova
      There are many models of physical systems based in unsigned graph theory, however there are some systems that cannot be modelled by unsigned graphs and that is the reason of signed graph states models. For these models, ...