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	<title>Page:Organum mathematicum libris IX. explicatum (1668).djvu/149 - Revision history</title>
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	<updated>2026-04-23T10:00:23Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>https://gate.unigre.it/mediawiki/index.php?title=Page:Organum_mathematicum_libris_IX._explicatum_(1668).djvu/149&amp;diff=108757&amp;oldid=prev</id>
		<title>Irene Pedretti: /* Proofread */</title>
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		<updated>2021-03-25T10:45:45Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Proofread&lt;/span&gt;&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;3&amp;quot; user=&amp;quot;Irene Pedretti&amp;quot; /&amp;gt;&amp;lt;/noinclude&amp;gt;etiam hic sunt. Si in Multiplicante occurrit cifra, ponitur ejus loco cifra inter Summas, et Multiplicatio absolvitur cum figuris significantibus.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;center&amp;gt;Exemplum 1.&amp;lt;/center&amp;gt;&lt;br /&gt;
&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;br&amp;gt;&lt;br /&gt;
Sic multiplicandus numerus E per 24. Colloca numeros ut vides, et, ducta infra illos linea, duc primo primam figuram inferioris in omnes superioris, hoc est, multiplica omnes superiores per 4, et dic: quater 6, faciunt 24; scribe 4 infra directe, et retine 2 pro sequenti Summa. Iterum dic, quater 5, faciunt 20, et 2 antea retenta, cun his faciunt 22; scribe 2 infra, et retine 2. Iterum dic, quater 2, faciunt 8, et 2 antea retenta, efficiunt 10; scribe ergo 0 infra et retine 1. Tandem dic, quater 4, faciunt 16, et 1 antea retentum, efficiunt 17; scribe ergo 17 infra, et habebis Summam F.&amp;lt;br&amp;gt;&lt;br /&gt;
His factis, procede ad secundam figuram Multiplicantis, eamque dic similiter in omnes figuras Multiplicandi, dicendo: bis 6, faciunt 12; scribe ergo 2 infra lineam directe sub 2 et 5, et retine 1. Iterum, bis 5, faciunt 10, et 1 antea retentum, 11; scribe ergo infra 1, et retine 1. Iterum, bis 2, faciunt 4, et 1 antea retentum 5; quae scribe infra. Tandem, bis 4, faciunt 8; quae etiam scribe infra; et habebis Summam G.&amp;lt;br&amp;gt;&lt;br /&gt;
His etiam factis, duc lineam infra duas Summas inventas, easque collige per Additionem in unam Summam, incipiendo a dextera versus sinistram; et invenies Summam H.&amp;lt;br&amp;gt;&lt;br /&gt;
Simili prorsus modo procede in sequenti exemplo; in quo cum Multiplicator contineat tres figuras, debent singulae duci in singulas Multiplicandi; produceturque tres Summae partiales, quae colligi debent in unam totalem, ut in exemplo apparet.&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>Irene Pedretti</name></author>
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