The project involved a mathematical problem first developed in the nineteenth century by the french mathematician lejeune dirichlet 该课题涉及一个由法国数学家狄利克雷在20世纪首次提出的数学难题。
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3 . r - banding the rhg banding ( r - banding ) technique used was the method of dutrillaux and lejeune ( 1971 ) slightly modified R带型青岛文吕鱼染色体的核型及带型研究参照nutrillaux和lejeune ( 1971 )的r带显示方法，稍作修改。
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The project involved a mathematic problem , first developed in the 19 century , by the french mathematician moujor divichiley . （ lejeune dirichlet ） the women ( winning ) research shows solutions to the problem 该项工程有关一个数学问题，这个数学问题是由法国数学家狄利克雷在19世纪最初开始研究的。
