С.Т.Лучининов. Экспедиционный корабль шлюп 'Мирный' (Историческая модель) (1973, djvu)

The Sixth Edition of this acclaimed differential equations book remains the same classic volume it's always been, but has been polished and sharpened to serve readers even more effectively. Offers precise and clear-cut statements of fundamental existence and uniqueness theorems to allow understanding of their role in this subject. Features a strong numerical approach that emphasizes that the effective and reliable use of numerical methods often requires preliminary analysis using standard elementary techniques. Inserts new graphics and text where needed for improved accessibility. A useful reference for readers who need to brush up on differential equations. This book gives readers the means to solve differential equations that enjoy the most frequent & interesting applications. It illustrates the standard elementary techniques of solving differential equations, & presents precise & clear-cut statements of the fundamental existence & uniqueness theorems Edwards and Penney provide enough material for two terms in this accessible text for students taking traditional courses in elementary differential equations without the use of computers