Regular point

There is other definitions of regular point of a curve, such as in "Elementary Geometry" by John ...

Pn-1在x=x0點附近為解析函數，則x0稱為此微分方程式的正常點(ordinary point)。 2.若x0不為此微分方程式的正常點，但在x0附近，(x-x0)nP0,(x-x0)n-1P1,…

If f is analytic on a domain U, then a point z_0 on the boundary partialU is called regular if f ...

Point a is an ordinary point when functions p1(x) and p0(x) are analytic at x = a. · Point a is a...