简单: simple; uncomplicated; plain ...连: link; join; connect分数: fraction; fractional number展开: develop; spread; spread out; ...简单连分数: simple continued fraction部分分数展开: partial fraction decomposition; partial fraction expansion; partial-fraction expansion连分数: continue fraction; kettenbruch continued fraction本寨数展开: expansion in terms of eigenfunction函数展开: expansion of function; extension of function; functional expansion级数展开: expansion in series; series development; series expansion; seriesexpansion级数展开式: series expansion幂级数展开: development in power series; power series expansion; power-series expansion正交数展开: orthogonal function expansion主级数展开: cardinal series expansion简单连接: simple connection对角连分数: diagonal continued fraction连分数近似: continued-fraction approximation收敛连分数: convergent continued fraction无尽连分数: non-terminating continued fraction无限连分数: infinite continued fraction循环连分数: periodic continued fraction; recurring chain fraction; recurring continued fraction有尽连分数: terminating continued fraction有限连分数: finite continued fraction正规连分数: normal continued fraction正则连分数: regular continued fraction; simple continued fraction