The relationship of this geometry to Riemann's varieties was not clear.这种几何和Riemann几何的关系是不清楚的.H. C. Whitehead theorem in Riemann manifolds is extended into Finsler manifolds.指出了Finsler流 形中任一点处凸邻域的存在性,将Riemann流形的J. H...
The relationship of this geometry to Riemann's varieties was not clear.这种几何和Riemann几何的关系是不清楚的.He could not understand Riemann's work on Abelian functions nor Roch's contributions in his dissertation.他不能理解R...
In that year, two momentous discoveries were made.那一年，有两个重大发现。I am deeply honoured to be invited to this momentous occasion.能应邀出席如此重要的场合,我深感荣幸.The momentous news was that war had begun.重大的新闻是战争已经开始....
由于年代久远,其渊源已无法考证.It has an origin lost in the mists of antiquity.我不知道这则旧传闻的出处，我从来没能考证出结果。I don't know where that old story came from, I've never been able to track it down.博物学中虽然有许多类似的假设，却从没人对此考证过。But as with ma...