Here is a brief summary of the report on Differential Calculus by P.N. Chatterjee:
Functions of multiple variables and Euler's theorem. How to Access the Material
provide the "turning points," proving that under certain conditions, a function must behave in predictable ways. The Resolution : The book concludes with practical applications like Maxima and Minima
Updated physical copies are available through major retailers like Amazon India and Pragati Prakashan .
: Indeterminate forms, maxima and minima, partial differentiation for functions of two or more variables, and the geometry of curves (tangents, normals, and curvature). Pedagogical Features
If you are looking for additional resources on differential calculus, here are some suggestions: