Diophantine Analysis. E-book. Formato PDF Robert D. Carmichael   -  Forgotten Books, 2017  - 

The table of contents affords an indication of the extent and arrangement of the material embodied in the work. Concerning the exercises some special remarks should be made. They are intended to serve three purposes: to afford practice material for developing facility in the handling of problems in Diophantine analysis; to give an indication of what special results have already been Obtained and what special problems have been found amenable to attack; and to point out unsolved problems which are interesting either from their elegance or from their relation to other problems which already have been treated.

The Theory of Relativity. E-book. Formato PDF Robert D. Carmichael   -  Forgotten Books, 2017  - 

Those who look on physics from the outside not infrequently have the feeling that it has forgotten some of its philosophical foundations. Even among its own workers this condition of the science has not entirely escaped notice. The physicist, who, above all other men, has to deal with space and time, has fallen into certain conventions concerning them Of which he is often not aware. It may be true that these conventions are just the ones which he should make. It is certain, however, that they should be made only by one who is fully conscious of their nature as conventions and does not look upon them as fixed realities beyond the power of the investigator to modify.