... this clause, on the relation between the volumes,from the next one, on the relation between the surfaces. In other words, the cylinder“itself ” is what we call the volume of the cylinder.” ... <lines> between the points either all fall on the same side of the surface, or some on the same side, and some on < ;the surface> itself, but none on the otherside./5/ And, when a cone cuts a ... plane, theyEut. 246have the same limits): that such <lines> are unequal, when they areboth concave in the same direction and either one of them is whollycontained by the other and by the...