|

楼主 |
发表于 2023-8-31 13:23
|
显示全部楼层
本帖最后由 永远 于 2023-9-9 13:23 编辑
\(\mu = \left( {\frac{4}{\pi } - \frac{{14}}{{11}}} \right)\frac{{{2^{17}}}}{3}\)
\(Er\left( x \right) ≈ {}_2{F_1}\left( { - \frac{1}{2}, - \frac{1}{2},1,{x^2}} \right) - 1 - \frac{{3{x^2}}}{{10 + \sqrt {4 - 3{x^2}} }} - \frac{3}{{{2^{17}}}}{x^{10}}{\mu ^{\frac{{{x^2}}}{{{{\left( {1 + 425.524154{x^{ - 2.4565895}}{{\left( {1 - {x^{0.04701004}}} \right)}^{0.94801807}}} \right)}^{0.1537177}}}}}}\)
函数族界最大时的最小值:\(1.383057979\cdots\times10^{-7}\) |
|