差分: difference学: study; learn变分学: calculus of variations; variational calculus积分学: integralrechnung integral calculus微分学: differential (infinitesimal); differentialrechnung differential calculus; diffuse calculus部分学习: part learning部分学习法: part learning method; part method宏观变分学: calculus of variations in the large绝对微分学: absolute differential calculus微积分学: calculi; differential and integral calculus; differential and intergral calculus; infinitesimal calculus复变微积分学: complex calculus绝对微积分学: absolute differential calculus学分学时比率: phr; point hour ration多元函数微分学: multivariable differential calculus全体与部分学习: whole and part learning微积分学基本定理: fundamental theorem of calculus一元函数积分学: single variable integral calculus一元函数微分学: single variable differential calculus整体和部分学习: whole and part learning整体与部分学习法: whole and part learning差分比: finite-difference ratio差分表: difference table; table of difference差分法: calculus of differences; calculus of finite differences; diference method; finite difference method; finite-difference approach; finite-difference method; method of difference; method of finite differences差分化: differencing差分机: difference engine