The GDZ (Готовые домашние задания - Prepared Homework Solutions) for Aleksei Fedorovich Filippov's book, (Collection of Problems on Differential Equations), is a widely used resource for students in technical universities and mathematics departments. Online Solutions and Resources
The collection is known for its rigor and covers essential topics in differential equations, including: Several platforms provide free online access to step-by-step
: Hosts downloadable files (often in DJVU or PDF format) that contain scanned versions of manually solved problems from the collection. Content of the Problem Book (Collection of Problems on Differential Equations)
: Provides a similar catalog where solutions are grouped by topic, such as isoclines, separable variables, and homogeneous equations. such as isoclines
Several platforms provide free online access to step-by-step solutions for the problems in this collection:
: Offers a comprehensive database of solutions organized by paragraph and problem number. You can find detailed explanations for tasks ranging from basic first-order equations to complex systems.