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" Thus two notes which differ an octave, excite a perception of the relation of i to 2 ; a fifth, of that of 2 to 3 ; and a greater third, of that of 4 to 5. We comprehend then the order which is found in harmony, when we know all the relations which pervade... "
Letters of Euler on Different Subjects in Physics and Philosophy: Addressed ... - 第31页
作者:Leonhard Euler - 1802
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The British Critic, 第 6 卷

1795 - 758 页
...production of harmony. Thus, two notes which differ an oftave, excite a perception of th^relation of r to 2 ; a fifth, of that of 2 to 3 ; and a greater...exprefled by fomewhat greater numbers. Mufic contains, befides harmony, another objeft equally fufcrptible of order, namely the meafure, by which we aflign...
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The British Critic, and Quarterly Theological Review, 第 6 卷

1795 - 768 页
...is found in harmony, when we know all the relations which pervade the notes of which it is compofcd, and it is the perception of the ear which leads to...another, efpecially when the relations of the notes are expreflcd by fomewhat greater numbers. Mufic contains, befides harmony, another ohjeft equally fufceptible...
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Letters of Euler to a German Princess, on Different Subjects in ..., 第 1 卷

Leonhard Euler - 1802 - 524 页
...all the notes that compofe it, is the production of harmony. Thus two notes which differ an octave, excite a perception of the relation of i to 2 ; a...another, efpecially when the relations of the notes are expreffed by fomewhat greater numbers. Mufic contains, befide harmony, another object equally fufceptible...
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Letters of Euler on Different Subjects in Natural Philosophy ..., 第 1 卷

Leonhard Euler - 1833 - 444 页
...found in harmony, when we know all the relations which pervade the notes of which it is composed ; and it is the perception of the ear which leads to this knowledge. This perception, more or less delicate, determines why the same harmony is felt by one, and not at all by another, especially...
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Letters of Euler on Different Subjects in Natural Philosophy ..., 第 1 卷

Leonhard Euler - 1833 - 402 页
...found in harmony, when we know all the relations which pervade the notes of which it is composed ; and it is the perception of the ear which leads to this knowledge. This perception, more or less delicate, determines why the samo harmony is felt by one, and not at all by another, especially...
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