数学专业英语词汇(部分)naryrelationn元关系nballn维球ncelln维胞腔nchromaticgraphn色图ncoboundaryn上边缘ncocyclen上循环nconnectedspacen连通空间ndimensionalcolumnvectorn维列向量ndimensionaleuclideanspacen维欧几里得空间ndimensionalrectangularparallelepipedn维长方体ndimensionalrowvectorn维行向量ndimensionalsimplexn单形ndimensionalskeletonn维骨架ndiskn维圆盘nelementsetn元集nfoldextensionn重扩张ngonn角ngraphn图nhomogeneousvarietyn齐次簇npersongamen人对策nsimplexn单形nspherebundlen球丛nthmember第n项nthpartialquotient第n偏商nthpoweroperationn次幂运算nthrootn次根nthterm第n项ntimescontinuouslydifferentiablen次连续可微的ntimescontinuouslydifferentiablefunctionn次连续可微函数ntuplen组ntuplyconnecteddomainn重连通域nuniversalbundlen通用丛nabla倒三角算子nablacalculation倒三角算子计算nablaoperator倒三角算子napier'slogarithm讷代对数naturalboundary自然边界naturalboundarycondition自然边界条件naturalcoordinates自然坐标naturalequation自然方程naturaleq