@inproceedings{GleixnerWeltge2013, author = {Ambros Gleixner and Stefan Weltge}, title = {Learning and Propagating Lagrangian Variable Bounds for Mixed-Integer Nonlinear Programming}, booktitle = {Integration of AI and OR Techniques in Constraint Programming for Combinatorial Optimization Problems, 10th International Conference, CPAIOR 2013, Yorktown Heights, NY, USA, May 18-22, 2013}, volume = {7874}, pages = {355 -- 361}, doi = {10.1007/978-3-642-38171-3_26}, year = {2013}, }