76, art. 195. This article is wrong. The true solution is, The number of combinations of the letters in the word Baccalaureus is evidently the same as that of the divisors in the product

B x a3 x c2 x I x u2 x rx ex s,

or it is (Barlow's Theory of Numbers,)

(1+1)x(3+1)x(2+1) × (1+1) ×(2+1) × (1+1)× (1+1)

x(1+1)-5 or 1147.

Page 121 line 15 for is transform read is to transform.

179, Art. 364. A better solution of this problem is to be found in Emerson's Increments.

230, Dele the paragraph beginning with "This method would be found," &c.

274, line 5. The constants here inadvertently omitted, are thus supplied :

Sdx = x + c1

412, omit art. 611. The enunciation is absurd, the two members of the equation being heterogeneous.

Page 416, line 8, for c' read C'.

From 513 to page 532, for the running title HYDRODYNAMICS read DISCHARGE OF FLUIDS.

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