<head xml:space="preserve" xml:lang="lat">
b.2) De sectione
<lb/>
[
<emph style="bf">Translation: </emph>
On the cutting off of a ]</head>
<p xml:lang="lat">
<s xml:space="preserve">
Quoniam præcedentis æquationis fuit reductio
<lb/>
erit alia Zetetice magis accommoda ad
<lb/>
poristicen et synthesin. Ut
<lb/>
[
<emph style="bf">Translation: </emph>
Because the reduction of the preceding equation was carried out,
there will be another zetetic, more convenient for poristic and synthesis. As follows:</s>
</p>
<p xml:lang="lat">
<s xml:space="preserve">
Zetetice. 2
<emph style="super">a</emph>
.
<lb/>
Sit iam
<lb/>
[
<emph style="bf">Translation: </emph>
Zetetic 2.
<lb/>
Let it be already ]</s>
</p>
<p xml:lang="lat">
<s xml:space="preserve">
Datur
<math>
<mstyle>
<mi>q</mi>
</mstyle>
</math>
externa, cum tribus
<lb/>
punctis
<math>
<mstyle>
<mi>u</mi>
</mstyle>
</math>
,
<math>
<mstyle>
<mi>i</mi>
</mstyle>
</math>
,
<math>
<mstyle>
<mi>p</mi>
</mstyle>
</math>
.
<lb/>
Ergo: ad determinationem sectionem
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deductum est.
<lb/>
Datur igitur,
<math>
<mstyle>
<mi>i</mi>
<mi>a</mi>
</mstyle>
</math>
<lb/>
[
<emph style="bf">Translation: </emph>
The external point
<math>
<mstyle>
<mi>q</mi>
</mstyle>
</math>
, with the three points
<math>
<mstyle>
<mi>u</mi>
</mstyle>
</math>
,
<math>
<mstyle>
<mi>i</mi>
</mstyle>
</math>
,
<math>
<mstyle>
<mi>p</mi>
</mstyle>
</math>
, are given.
<lb/>
Therefore, the determination of the section is deduced. Therefore