二元有理分式函数
binary fractional rational function
连分式有理插值
continued fraction rational interpolation
有理分式插值法
rational fraction interpolation
有理分式的阶
order of a rational fraction
有理分式多项式法
rational fraction polynomial method
有理分式函数
rational fraction function
rational fractional function
ratinal fractional function
三角函数有理式
the rational formula of trigonometric function
一般有理分数
general rational fraction
有理分数近似
rational fraction approximation
有理分数内插
rational fraction interpolation