@inproceedings{ijcai1987p48,
  title     = {Approximation in Mathematical Domains},
  author    = {Bennett, Scott},
  booktitle = {Proceedings of the Tenth International Joint Conference on
               Artificial Intelligence, {IJCAI-87}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {John McDermott},
  pages     = {239--240},
  year      = {1987},
  note      = {Knowledge Acquisition},
  url       = {https://ijcai.org/proceedings/1987/48},
}