Pictures ============================== Pictures are useful for physics intuition. [Kim1988]_ shows the geometrical representation of neutrino oscillations. .. [Kim1988] Kim, C. W., Kim, J., & Sze, W. K. (1988). Geometrical representation of neutrino oscillations in vacuum and matter. Physical Review D, 37(4), 1072–1075. https://doi.org/10.1103/PhysRevD.37.1072 .. toctree:: :maxdepth: 2 basics.rst flavor-isospin.rst