@entry{dar-kun-17-aa, author = {E Darulova and V Kuncak}, title = {Towards a compiler for reals}, journal = {ACM Transactions on Programming Languages ...,}, year = 2017, url = {{\url{https://dl.acm.org/doi/abs/10.1145/3014426}}}, quotes = {... The function \uc{03c3} is instantiated with the affine arithmetic-based procedure from Section 5.1. Since roundoff errors are generally small, we found affine arithmetic suitable for this purpose. ...} }