Some important points to revise from the chapter are: Some of Euclid’s axioms are: (1) Things which are equal to the same thing are equal to one another. (2) If equals are added to equals, the wholes ...

THIS text-book of modern projective geometry forms an admirable introduction to the subject, and should be known to all who are interested in this branch of mathematics. The first chapter deals with ...

Mathematics is a subject which cannot be simply memorized but requires skills and proper understanding to learn the subject. A good practice of different problems can help to strengthen the concepts.

THIS is a good elementary text-book, founded on the work by M. E. Lagout (“Takimetry”), which we have already noticed (NATURE, vol. xvi. p. 226). The ground covered by the work before us is not quite ...