loading常用开方表
√2 = 1.4142135623731 √3 = 1.73205080756888 √4 = 2
√6 = 2.44948974278318 √8 = 2.82842712474619 √18 = 4.24264068711928 √20 = 4.47213595499958 √22 = 4.69041575982343 √24 = 4.89897948556636 √26 = 5.09901951359278 √28 = 5.29150262212918 √30 = 5.47722557505166 √32 = 5.65685424949238 √34 = 5.8309518948453
√5 = 2.23606797749979 √7 = 2.64575131106459 √9 = 3
√19 = 4.35889894354067 √21 = 4.58257569495584 √23 = 4.79583152331272 √25 = 5
√27 = 5.19615242270663 √29 = 5.3851648071345 √31 = 5.56776436283002 √33 = 5.74456264653803
√35 = 5.91607978309962
11到20的平方和1~9的立方
112=121 132=169 152=225 172=289 192=361
13=1 43=64 73=343
122=144 142=196 162=256 182=324 202=400
23=8 53=125 83=512
33=27 63=216 93=729