ИПИ Библиотека

Peter D. Schiff , John Downes

A fully updated follow-up to Peter Schiff's bestselling financial survival guide-Crash Proof, which described the U.S. economy as a house of cards on the verge of collapse, with over 80 pages of new...

Isaac Newton

Newton summarized his discoveries in terrestrial and celestial mechanics in his Philosophiae naturalis principia mathematica [mathematical principles of natural philosophy] (1687), one of the...