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Obituary—Death of Poinsot. — 415 
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(100,000 fr.) is to be awarded “to the person who shall have discovered 
the means of curing the Asiatic cholera, or shall have discovered the 
causes of this terrible scourge.’ 
ese concours are open to all scientists without distinction of country. 
Obituary. Death of Poinsot.—This illustrious geometer died on the 
10th of December last, at the age of 83 years. Born in 1777, he carried 
d systemes, 1806,” and the Théorie nouvelle de la rotation and the Mémoire 
Sur les cénes circulaires roulants ; th 
the last memoirs were in 1853. 
s the Elémens de Statique, he brought to light his beautiful theory 
i a and its application to the conditions of the equilibrium of 
ines, 
aaa this power was one of the characteristic traits of his genius. 
8 equally recognized in his work upon the precession of the equinoxes, 
that remarkable phenomenon discovered by Hipparchus, and explained 
Paonsand years afterwards by d’Alembe : “aes 
oinsot retained his intellectual activity to the close of his life. He 
Pog rienced the trials which are often met by men of science in 
dain b way. While yet young he saw the most illustrious judges pro- 
his rare talents, and his life has always been happy and honored ; 
fying the conclusion 
putation, that there 
