Lectures on fundamental concepts of algebra and geometry (1911)
Young, John Wesley, 1879-1932, Denton, William Wells, Mitchell, Ulysses Grant · New York : Macmillan · leaf 199
cordingto the interpretation of multiplication in this representationof complex numbers, it will be recalled that the product ofany two complex numbers a and b, represented by pointsA and B respectively, is represented by the point C, whose 186 CONCEPTS OP ALGEBRA AND GEOMETRY distance from 0 is… … Fig. 23 made with this axis by the lines OA and OB. The productof any two numbers represented by points on the circlejust described is therefore represented by another point onthis circle, since in this case the distances from 0 are byhypothesis equal to unity. If we consider, in particular,the…
Algebra · Geometry
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