%0 Journal Article %T Degree-2 Abel maps for nodal curves %A Juliana Coelho %A Eduardo Esteves %A Marco Pacini %J Mathematics %D 2012 %I arXiv %X We present numerical conditions for the existence of natural degree-2 Abel maps for any given nodal curve. Cocoa scripst were written and have so far verified the validity of the conditions for numerous curves. %U http://arxiv.org/abs/1212.1123v1