TY - JOUR AU - Muñoz Masqué, Jaime AU - Valdés Morales, Antonio PY - 1999 DO - 10.1016/S0926-2245(99)00036-4 SN - 0926-2245 UR - https://hdl.handle.net/20.500.14352/58668 T2 - Differential Geometry and Its Applications AB - The authors introduce a planar web on a 2-dimensional surface M as a special G -structure. The classical construction by W. Blaschke associates a connection to every planar web. The authors deduce that the Blaschke connection is the only natural one LA - eng M2 - 237 PB - Elsevier Science KW - Blaschke connection KW - differential invariant KW - jet bundle KW - linear frame KW - natural connection KW - threeweb TI - Characterizing the Blaschke connection TY - journal article VL - 11 ER -