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ref: af96a6e69d7786babf1ea40f3d5436db7cb7d805 parent: cb6ef851fe81ecd9a64ec529b5236e2bb606a745 author: Sigrid Solveig Haflínudóttir <ftrvxmtrx@gmail.com> date: Fri Apr 30 07:55:38 EDT 2021
math.h: add expf, logf, log10f and sqrtf