CONTENTS. — Xi 
, 
‘ . PAGE 
Labours relative to the Solar System: ++++++++++++++- 289 
Optical Labourss: ++ occcssccccves Ms PaTe ating = hs tig 3801 
LAPLACE. : 
Prouminary Notice... re es 808 
APPENDIX. 
(A.) Brief Notice of some other interesting Results 
of the Researches of Laplace which have not 
been mentioned in the Text.............. 368 
(B.) The Mécanique Céleste-++++++++eeeeeeeeee 372 
JOSEPH FOURIER. Y 
pO ene eer i 374 
Birth of Fourier.—His Youth---+-++++++++eeee. weeee 377 
Memoir on the Resolution of Numerical Equations: ---- 380 
Part played by Fourier in our Revolution.—His Entrance 
into the Corps of Professors of the Normal School and 
the Polytechnic School. nic uigiaiad to Egypt--+++-- 384 
Womrer Preract Of L7Tsere. os soe ccc ser cscccescssvnan 405 
Mathematical Theory of Heat...........ccscesseeees 408 
Central Heat of the Terrestrial Globe................ 419 
Return of Napoleon from Elba.—Fourier Prefect of the 
Rhone.—His Nomination to the Office of Director of 
the Board of Statistics of the Seine................. 430 
Entrance of Fourier into the Academy of Sciences.—His 
Election to the Office of Perpetual Secretary.—His 
Admission to the French Academy: ---++--+++++++++. 437 
Character of Fourier—His Death. ----++++++-+-+----- 438 
