Lectures on fundamental concepts of algebra and geometry (1911)
Young, John Wesley, 1879-1932, Denton, William Wells, Mitchell, Ulysses Grant · New York : Macmillan · leaf 158
sceles.The only thing thatis wrong in thisdemonstration is thefigures. Accordingto Euclids axiomsand postulates alone, the demonstration is absolutely valid. As a matterof fact, the point 0 will always lie outside the triangleABC, and, of the two points F and E, one will always liewithin, the other… … Fig. 17 LECTURE XIVHILBERTS ASSUMPTIONS (Continued) Assumptions of Congruence.—The third group of assumptionsin Hilberts set involve a new undefined relation betweenlinear intervals and angles (the latter term will presentlybe defined), which is expressed by the word congruent. Thisrelation is…
Algebra · Geometry
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