result of sqrt is more precise than double 1046 out of 1055 times

9 results were exact to double the precision

20 largest ulp errors (from result in accumulator)
   0.00024 ulp for sqrt(2.5124395128459571e-308) = 1.58506766822301835e-154)
   0.00024 ulp for sqrt(5.75762125750000564) = 2.39950437747048184)
   0.00024 ulp for sqrt(2.00000000000000044) = 1.41421356237309515)
   0.00024 ulp for sqrt(4.12837263005307532e-308) = 2.03183971564025558e-154)
   0.00024 ulp for sqrt(3.63861067050296029e-308) = 1.90751426482292942e-154)
   0.00024 ulp for sqrt(8.22549200150067783) = 2.86801185518830781)
   0.00024 ulp for sqrt(376.094201960404519) = 19.3931483251277328)
   0.00024 ulp for sqrt(457.554096819999756) = 21.3905141784857449)
   0.00024 ulp for sqrt(397.391652720000195) = 19.9346846656775654)
   0.00024 ulp for sqrt(386.215763500009587) = 19.6523729737660346)
   0.00024 ulp for sqrt(376.094201960000362) = 19.3931483251173127)
   0.00024 ulp for sqrt(8.22549200149994419) = 2.86801185518817947)
   0.00024 ulp for sqrt(308.454632260000039) = 17.5628765371735156)
   0.00024 ulp for sqrt(9.51720502849996208) = 3.08499676312633486)
   0.00024 ulp for sqrt(0.111069326999999995) = 0.333270651273105623)
   0.00024 ulp for sqrt(6.46060496399999806) = 2.5417720125927894)
   0.00024 ulp for sqrt(0.206222208499996534) = 0.454116954649346427)
   0.00024 ulp for sqrt(2.50369546187563485e-308) = 1.58230700620190498e-154)
   0.00024 ulp for sqrt(0.559076346599997498) = 0.747714080782218238)
   0.00024 ulp for sqrt(0.547350947299995449) = 0.739831702010663728)

20 largest ulp errors (stored in a double)
   0.50024 ulp for sqrt(3.63861067050296029e-308) = 1.90751426482292942e-154)
   0.50024 ulp for sqrt(376.094201960404519) = 19.3931483251277328)
   0.50023 ulp for sqrt(0.598293376600028348) = 0.77349426410286215)
   0.50023 ulp for sqrt(3.38197028074290468e-308) = 1.83901339873936353e-154)
   0.50022 ulp for sqrt(0.111069327000007101) = 0.333270651273116281)
   0.50021 ulp for sqrt(0.403139530700020954) = 0.634932697771992904)
   0.50021 ulp for sqrt(382.516844720041036) = 19.5580378545507756)
   0.50019 ulp for sqrt(9.81613492599978166) = 3.13307116516682083)
   0.50019 ulp for sqrt(0.542851097300020236) = 0.736784294960214359)
   0.50019 ulp for sqrt(6.30543715450036402) = 2.51106295311375316)
   0.50019 ulp for sqrt(416.244840379996958) = 20.4020793151089634)
   0.50018 ulp for sqrt(491.057774320022588) = 22.1598234270948709)
   0.50018 ulp for sqrt(7.5635572969987992) = 2.75019222909941341)
   0.50018 ulp for sqrt(3.83071649195763422e-308) = 1.95722162566165073e-154)
   0.50017 ulp for sqrt(0.249590039300010919) = 0.499589871094291649)
   0.50017 ulp for sqrt(0.741966908100119227) = 0.861375010143734743)
   0.50017 ulp for sqrt(474.497615900024471) = 21.7829661869090856)
   0.50017 ulp for sqrt(0.42561435630000477) = 0.652391260134594919)
   0.50016 ulp for sqrt(0.374701946099967154) = 0.612129027329996189)
   0.50016 ulp for sqrt(3.38197028074333106e-308) = 1.83901339873947946e-154)

<tr><td align=left><a href=sqrt.res>sqrt</a></td><td align=right>1055</td><td align=right>0.50024</td><td>3.63861067050296029e-308</td><td>1.90751426482292942e-154</td></tr>