David W. Matula Mihai T. Panu A Prescale-Lookup-Postscale Additive Procedure for Obtaining a Single Precision Ulp Accurate Reciprocal. 177-183 2011 IEEE Symposium on Computer Arithmetic https://doi.org/10.1109/ARITH.2011.31 https://doi.ieeecomputersociety.org/10.1109/ARITH.2011.31 conf/arith/2010 db/conf/arith/arith2010.html#MatulaP10