TY - JOUR AU - Izydorek, Marek AU - Janczewska, Joanna AU - Waterstraat, Nils PY - 2019 DA - 2019/02/04 TI - The Maslov index and the spectral flow—revisited JO - Fixed Point Theory and Applications SP - 5 VL - 2019 IS - 1 AB - We give an elementary proof of a celebrated theorem of Cappell, Lee and Miller which relates the Maslov index of a pair of paths of Lagrangian subspaces to the spectral flow of an associated path of self-adjoint first-order operators. SN - 1687-1812 UR - https://doi.org/10.1186/s13663-019-0655-6 DO - 10.1186/s13663-019-0655-6 ID - Izydorek2019 ER -