
Miscellaneous Intelligence. 303 
sight of, M. Reech has made the subject complete from a new point of 
much attention among mechanicians, and it will be studied at Se 
by all who are occupied with the mechanical properties of stea 
air, etc. The volume is a quarto of 212 pages, published ‘olf Mallet- 
Bachelier, Paris. 
The following works have also appeared at the same hou 
Précis des euvres mathematiques de Fermat et de Zireeinelbaiie de 
Diophante par BrassinE, Prof. a l’école d’artillerie de Toulouse. 1 vol. 
8vo.—P. Fermat, inventor of the infinitesimal calculus, founder of the 
theory of numbers, published his collected memoirs in 1679. These 
remarkable works having become very rare, government made in 1843 
an appropriation for their reprint; this project never having been carried 
out, M. Brassine has collected the principal works of Fermat, and added 
the correspondence between Fermat, Pascal, Digby, etc. The volume 
includes the statements of the propositions which enter into the six 
books of ee with the observations of Fermat which are very 
rich in fine theorems. This portion presents to soaatinee an excellent 
collection - arithmetical roblems. 

This rilasd: cae is indispensable to all who a re studyin ng the higher 
mathematics. It serves as an introduction to the: treatises of Cauchy, 
Moigno, and pele inte the— 
—— Traité de mecanique par M. Dunamet. 1 vol.-in 8vo.—M. Du- 
hamel, con of the French Institute, has been fora long time direc- 
tor of the studies of the Polytechnic School, where he still holds the 
professorship of mechanics with unquestioned ability. His treatise has 
been very sap among Professors, Engineers, the officers of ar- 
tillery, or other 
akopraphic ou vib élémentaire d’astronomie par FRan- 
= ol. in 8vo. 6th edition.—This edition is posthumous, and is 
bined by ties son of M. phe et The father who was known 
among scientific men by his vast and varied attainments, was distin- 
guished olin the public for his rare talent in exposition. The Uran- 
ography partakes of this happy quality. Without requiring other cal- 
culations than those of arithmetic, and the elements of geometry, Fran- 
= initiates the reader into the most delicate questions of astronomy, 
ven se 
_yers plead for : Ma right on some cehetiien, matter which they knew 
as little of as the judges. The first o parts of the book m might be 
read with eh by all; 3 the sat part obillae calculations, and is ad- 
ressed to the learned in the science. 
cons de es ed par MM. Haranrt et Larirte. 1 vol. 
in tes: of 188 pages.—This work has a less general end ; it has been 
89t up in view of the new programme of instruction which the govern- 
ment has imposed upon Colleges, Lyceums, and on candidates “for ad- 
