Is that true, that every mathematical problem is possible to solve with object orientated program?

Answer 1

Object-oriented programming is a programming paradigm based on the concept of "objects", which can contain data and code: data in the form of fields, and code, in the form of procedures. A feature of objects is that an object's own procedures can access and often modify the data fields of itself. 

Maths can be done easily in both POP and OOP, but you have to put your own logic