result of exp is never more precise than double 3 results were exact to double the precision 20 largest ulp errors (stored in a double) 0.65922 ulp for exp(706.066350976882632) = 4.37240202558957667e+306) 0.63171 ulp for exp(-707.202803456309198) = 7.34048697546507651e-308) 0.60693 ulp for exp(-705.940320071555789) = 2.5942656177251228e-307) 0.59088 ulp for exp(381.00731621999995) = 2.94696514375867702e+165) 0.57893 ulp for exp(383.150276499999904) = 2.51218040420624104e+166) 0.57860 ulp for exp(416.244840379999857) = 5.92703235123047658e+180) 0.57460 ulp for exp(381.007316219997961) = 2.94696514375281397e+165) 0.56649 ulp for exp(-705.220036753764248) = 5.33125566792105009e-307) 0.56386 ulp for exp(709.239939168971432) = 1.04470079809263955e+308) 0.55626 ulp for exp(-707.691345968795076) = 4.5035351325229914e-308) 0.55440 ulp for exp(706.728721583384527) = 8.47976830754043309e+306) 0.54886 ulp for exp(-704.785699728764143) = 8.23113421921572431e-307) 0.54587 ulp for exp(349.987535959999775) = 9.94616368869951691e+151) 0.54165 ulp for exp(709.426437771384485) = 1.25888842500694836e+308) 0.53185 ulp for exp(342.72814747999962) = 6.99750541937962897e+148) 0.53086 ulp for exp(705.865767621886107) = 3.57773230627854927e+306) 0.53040 ulp for exp(-707.770323352763626) = 4.16154038005618274e-308) 0.52792 ulp for exp(-707.765602320195512) = 4.18123359730685418e-308) 0.52494 ulp for exp(-705.977467055763441) = 2.49966442636002169e-307) 0.52458 ulp for exp(405.779366980000759) = 1.68942901862948607e+176) exp13330.65922706.0663509768826324.37240202558957667e+306