CHAPTER XXV.

HISTORY OF MATHEMATICAL AND PHYSICAL SCIENCE FROM 1600 TO 1650.

State of Science in 16th Century 645

Tediousness of Calculations 645

Napier’s Invention of Logarithms 645

Their Nature 645

Property of Numbers discovered by Stifelius 645

Extended to Magnitudes 646

By Napier 646

Tables of Napier and Briggs 646

Kepler’s New Geometry 647

Its Difference from the Ancient 647

Adopted by Galileo 648

Extended by Cavalieri 648

Applied to the Ratios of Solids 648

Problem of the Cycloid 648

Progress of Algebra 649

Briggs--Girard 649

Harriott 649

Descartes 650

His Application of Algebra to Curves 650

Suspected Plagiarism from Harriot 650

Fermat 651

Algebraic Geometry not successful at first 652

Astronomy--Kepler 652

Conjectures as to Comets 652

Galileo’s Discovery of Jupiter’s Satellites 653

Other Discoveries by him 653

Spots of the Sun discovered 653

Copernican System held by Galileo 654

His Dialogues, and Persecution 654

Descartes alarmed by this 655

Progress of Copernican System 655

Descartes denies General Gravitation 655

Cartesian Theory of the World 655

Transits of Mercury and Venus 656

Laws of Mechanics 656

Statics of Galileo 657

His Dynamics 657

Mechanics of Descartes 658

Law of Motion laid down by Descartes 658

Also those of Compound Forces 659

Other Discoveries in Mechanics 659

In Hydrostatics and Pneumatics 659

Optics--Discoveries of Kepler 660

Invention of the Telescope 660

Of the Microscope 660

Antonio de Dominis 660

Dioptrics of Descartes--Law of Refraction 661

Disputed by Fermat 661

Curves of Descartes 661

Theory of the Rainbow 661

Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries, Vol. 2 · 第 25 / 52 章