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	<title>Page:Organum mathematicum libris IX. explicatum (1668).djvu/1069 - Revision history</title>
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	<updated>2026-04-23T15:32:10Z</updated>
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		<id>https://gate.unigre.it/mediawiki/index.php?title=Page:Organum_mathematicum_libris_IX._explicatum_(1668).djvu/1069&amp;diff=101804&amp;oldid=prev</id>
		<title>Ginevra Crosignani: /* Not proofread */ Created page with &quot;Usitationes sunt primus,secundus, tertius, sextus, et octavus. Melius faciet Tyro, si prius in secundo et sexto se exerceat.&lt;br&gt; ''II. Regula.'' Pentagramma quatuor Vocum sign...&quot;</title>
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		<updated>2020-08-21T14:05:09Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Not proofread: &lt;/span&gt; Created page with &amp;quot;Usitationes sunt primus,secundus, tertius, sextus, et octavus. Melius faciet Tyro, si prius in secundo et sexto se exerceat.&amp;lt;br&amp;gt; &amp;#039;&amp;#039;II. Regula.&amp;#039;&amp;#039; Pentagramma quatuor Vocum sign...&amp;quot;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;noinclude&amp;gt;&amp;lt;pagequality level=&amp;quot;1&amp;quot; user=&amp;quot;Ginevra Crosignani&amp;quot; /&amp;gt;&amp;lt;/noinclude&amp;gt;Usitationes sunt primus,secundus, tertius, sextus, et octavus. Melius faciet Tyro, si prius in secundo et sexto se exerceat.&amp;lt;br&amp;gt;&lt;br /&gt;
''II. Regula.'' Pentagramma quatuor Vocum signanda characterismo Cantus duri aut mollis, prout electus Tonus exigit.&amp;lt;br&amp;gt;&lt;br /&gt;
''III. Regula.'' Diximus, primam seriem quatuor Musarithmorum in Tabulas distributorum convernire Cantui, secundam Alto,tertiam Tenori,quartam Basso; posse tamen tres primas mutari,quando alioquin Vox aliqua nimis alte ascenderet, aut nimis profunde descenderet. Quod si Tenor aliquando Musarithmi mutatione ad mediocritatem reduci non possit , octava infra incedere debet, dummodo non adeo profunde descendat, ut infra Bassum incedat.Possunt etiam,et debent, aliquando Bassus et Tenor octava supra incedere , si ex Musarithmo nimis profunde descenderent.&amp;lt;br&amp;gt;&lt;br /&gt;
''IV. Regula.'' Assumptus Tonus initio Cantilenae potest aliquando mutari in alium, dummodo non transeatur de Tono Cantus duri in Tonum Cantus mollis, nisi admodum rato; et dummodo circa finem redeatur ad eundem Tonum, qui assumptus fuit initio. Lege,quae scripsi in Magia par. 2. pag. 422.&amp;lt;br&amp;gt;&lt;br /&gt;
''V. Regula.'' Illicita intervalla vitanda sunt. Quod ut fiat, haec duo servanda sunt. ''Primo.'' Quando Cantilena signata est characterismo Cantus mollis, numerus I. Et 8. Columnae Tonicae non debet applicari supra litteras A et E columnae Clavium. Secundo. Si signata est characterismo Cantus duri, non debet applicari litteris B et F, nec litterae E, nisi raro.Haec intelligenda sunt, quando columna Clavium est separata a columnis Tonorum, ita ut possit applicari ad quamcunque Tonorum columnam.&amp;lt;br&amp;gt;&lt;br /&gt;
''VI. Regula.'' Signum hoc &amp;lt;unclear&amp;gt;&amp;lt;/unclear&amp;gt; tunc tantum apponendum est notae, quando nota immediate sequens ascendit, aut immediate sequitur pausa, aut quando nota est finalis. Praeterea numeris, qui in columnis Tonorum respondent litterae E,appositum est b molle, ad significandum, illud idem apponi debere notis,quae numeris exprimuntur; cum hac tamen cautela, ut tunc b molle apponatur notae praecedenti, quando nota immediate sequens descendit.&amp;lt;br&amp;gt;&amp;lt;noinclude&amp;gt;&amp;lt;references/&amp;gt; {{TurnPage}}&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>Ginevra Crosignani</name></author>
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