Notions 1. Things which are equal to the same thing are also equal to one another. 2. If equals be added to equals, the wholes are equal. 3. If equals be subtracted from equals, the remainders are equal. 4. Things which coincide with one another are equal... Euclid, books i. & ii., with notes, examples, and explanations, by a late ...  Page 6 by Euclides  1879 Full view 
