THIS is a really capital book for students of what may be called scholarship standard. It contains, among other things, sections on similarity, transversals, vector geometry, inversion, and coaxal ...

To illustrate the Pythagorean Theorem, makers of geometric models have long made models with pieces that could be arranged either as a square with a side equal to the length of the hypotenuse of a ...

THE first part of this work, on the straight line and circle, has already been reviewed. The present volume, which treats of conies, shows the same merit? of clearness, conciseness, and good ...