Example image of eyePlorer eyePlorer map for 'Analytic continuation': Analytic function Complex analysis Mathematics Series (mathematics) Mathematical singularity Several complex variables Sheaf cohomology Complex plane Open set Connectedness Identity theorem Functional equation Gamma function Riemann zeta function Covering space Riemann surface Germ (mathematics) Sheaf (mathematics) Power series Equivalence relation Transitive closure Transitive relation Topology Base (topology) Connected space Natural logarithm Multivalued function Lacunary function Domain of holomorphy Edge-of-the-wedge theorem Hypergeometric series Monodromy theorem Ostrowski–Hadamard gap theorem Schwinger function Wick rotation Clausen function Dirichlet character Dirichlet L-function Global analytic function Branch point Complex differential equation Functional equation (L-function) L-function Polylogarithm Exponential integral Hurwitz zeta function Mittag-Leffler star Analytic torsion Analytization trick Functional determinant