ABSTRACT
In this chapter, we denote higher derivatives by y x ( n ) $ y_{x}^{(n)} $ https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315117638/585bf32b-5ab3-4664-8be7-28e9abefef4b/content/inline-math17_1.tif"/> to mean d n y/dx n .
