@inproceedings{discovery10074376, pages = {413--414}, booktitle = {Proceedings of the 2019 Genetic and Evolutionary Computation Conference (GECCO)}, volume = {2019}, address = {New York, NY, USA}, note = {This version is the author accepted manuscript. For information on re-use, please refer to the publisher's terms and conditions.}, publisher = {Association for Computing Machinery (ACM)}, year = {2019}, title = {Genetic Improvement of Data gives Binary Logarithm from sqrt}, journal = {Genetic and Evolutionary Computation Conference}, series = {Genetic and Evolutionary Computation Conference (GECCO)}, month = {July}, keywords = {genetic programming, GI, search based software engineering, SBSE, software maintenance of empirical constants, data transplantation}, url = {http://dx.doi.org/10.1145/3319619.3321954}, abstract = {Automated search in the form of the Covariance Matrix Adaptation Evolution Strategy (CMA-ES), plus manual code changes, transforms 512 Newton-Raphson floating point start numbers from an open source GNU C library, glibc, table driven square root function to create a new bespoke custom mathematical implementation of double precision binary logarithm log2 for C in seconds.}, author = {Petke, J and Langdon, W} }