 | Sir Thomas Percy Nunn - 1914 - 654 lapas
...distinct from one another. The reason is easily found. The professional mathematician, interested chiefly in perfecting the technique of his subject, finds...principle, except the invalid principle of formal segregation, upon which we can include the study of x" or of a" in the algebra course and exclude sin... | |
 | Thomas Percy Nunn, Sir Thomas Percy Nunn - 1914 - 762 lapas
...soon as the symbols of the trigonometrical ratios are recognized as capable of entering into formulaB and of being manipulated they should be regarded as...principle, except the invalid principle of formal segregation, upon which we can include the study of x" or of a" in the algebra course and exclude sin... | |
 | 1924 - 414 lapas
..."As soon as the symbols of trigonometrical ratios are recognized as capable of entering into formulas and of being manipulated they should be regarded as...principle, except the invalid principle of formal segregation, upon which we can include the study of xn or ax in the algebra course and exclude sin... | |
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... or of a" in the algebra course and exclude sin x or tan x. All alike are pieces of symbolism invented for the description and interpretation of facts of the external world. Each represents a typical kind of 