The Principles of Physical Optics

The Principles of Physical OpticsIn this classic exposition, Ernst Mach presents a detailed account of the experimental and theoretical evolution of our understanding of light phenomena and apparatus. Beginning with the philosophic and physiological speculation arising from early experiments on light and color perception, he proceeds to a thorough examination of the history of diopterics, including the roles of Huyghens, Galileo, Descartes, the Bernoullis, Kepler, and other

who speaks frankly of her master's abuse and her eventual escape

and a general method for finding integral representations

venture off to the provincial capital in search of amusement

Compact but comprehensive

books on piano students

Here's a quick one from 101 Puzzles in Thought and Logic:

occult studies

One of His Companions [sic]

this volume compiles the very finest and most famous plates from Doré's work

ancient music

sophisticate

And while the majority of the problems represent questions in higher ("non-elementary") mathematics