ИПИ Библиотека

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...

Alexis de Tocqueville

In 1831, Alexis de Tocqueville and his friend Gustave de Beaumont visited the United States on behalf of the French government to study American prisons. In their nine months in the U.S. they studied...