Mathematics Teacher (1922) Vol. 15, No. 8
THE MATHEMATICS TEACHER VOLUME XV. DECEMBER, 1922 NON-EUCLIDEAN GEOMETRY1 By DR. W. H. BUSSEY University or Minnesota NUMBER 8 About 2200 years ago there was published in Greek one of the most remarkable books of all times, Euclid's ''Elements of Geometry". It contains a systematic exposition of the leading proposition
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