The "Baroque Cycle" is a historical fiction trilogy written by Neal Stephenson. It consists of three novels: Quicksilver, The Confusion, and The System of the World. Set in the late 17th and early 18th centuries, the series explores the scientific, political, and economic changes of the Baroque period, intertwining real historical figures and events with fictional narratives. The trilogy delves into themes such as the rise of modern science, the development of capitalism, and the complexities of political power. It features characters like Isaac Newton and Leibniz, highlighting their contributions to mathematics and philosophy while weaving a rich tapestry of adventure and intrigue.