Vitruvius, Marci Vitruvii Pollionis De architectura libri decem : ope codicis Guelferbytani, editionis principis, ceterorumque subsidiorum recensuit, et glossario in quo vocabula artis propria Germ. Ital. Gall. et Angl. explicantur, 1800

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              <pb o="211" file="0235" n="235" rhead="LIBER IX. CAPUT I. (IV.)"/>
            fervor quemadmodum omnes res evocat, et ad ſe ducit (ut etiam ſructus
              <lb/>
            ex terra ſurgentes in altitudinem per calorem videmus, non minus aqua
              <lb/>
            vapores a ſontibus ad nubes per arcus excitari) eadem ratione ſolis im-
              <lb/>
            petus vehemens radiis trigoni forma porrectus, inſequentes ſtellas ad ſe
              <lb/>
            perducit, et ante currentes veluti refrenando retinendoque non patitur
              <lb/>
            progredi, ſed ad ſe cogit regredi, et in alterius trigoni ſignum eſſe. </s>
            <s xml:id="echoid-s3719" xml:space="preserve">For-
              <lb/>
            taſſe deſiderabitur, quid ita ſol quinto a ſe ſigno potius quam ſecundo aut
              <lb/>
            tertio, quae ſunt propiora, faciat in his fervoribus retentiones? </s>
            <s xml:id="echoid-s3720" xml:space="preserve">ego,
              <lb/>
            quemadmodum id ſieri videatur, exponam. </s>
            <s xml:id="echoid-s3721" xml:space="preserve">Ejus radii in mundo, uti tri.
              <lb/>
            </s>
            <s xml:id="echoid-s3722" xml:space="preserve">goni paribus lateribus forma, lineationibus extenduntur: </s>
            <s xml:id="echoid-s3723" xml:space="preserve">Id autem nec
              <lb/>
            plus nec minus eſt ad quintum ab eo ſigno. </s>
            <s xml:id="echoid-s3724" xml:space="preserve">Igitur ſi radii per omnem
              <lb/>
            mundum fuſi circinationibus vagarentur, neque extentionibus porrecti ad
              <lb/>
            trigoni formam linearentur, propiora ſlagrarent. </s>
            <s xml:id="echoid-s3725" xml:space="preserve">Id autem etiam Euripi-
              <lb/>
            des Graecorum poeta animadvertiſſe videtur; </s>
            <s xml:id="echoid-s3726" xml:space="preserve">ait enim: </s>
            <s xml:id="echoid-s3727" xml:space="preserve">Quae longius a
              <lb/>
            ſole eſſent, haec vehementius ardere, propiora vero contemperata habe-
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            re: </s>
            <s xml:id="echoid-s3728" xml:space="preserve">itaque ſcribit in ſabula Phaëthonte ſic, καίει τὰ πόρρω, τάδ έγγὺς εϋχ
              <lb/>
            έχει. </s>
            <s xml:id="echoid-s3729" xml:space="preserve">Si ergo res et ratio et teſtimonium poetae veteris id oſtendit, non
              <lb/>
            puto aliter oportere judicari, niſi quemadmodum de ea re ſupra ſcriptum
              <lb/>
            habemus. </s>
            <s xml:id="echoid-s3730" xml:space="preserve">Jovis autem inter Martis et Saturni circinationem currens,
              <lb/>
            majorem quam Mars, minorem quam Saturnus pervolat curſum. </s>
            <s xml:id="echoid-s3731" xml:space="preserve">Item
              <lb/>
            reliquae ſtellae, quo majore abſunt ſpatio ab extremo coelo, proximam-
              <lb/>
            que habent terrae circinationem, celerius percurrere videntur; </s>
            <s xml:id="echoid-s3732" xml:space="preserve">quod quae-
              <lb/>
            cunque earum minorem circinationem peragens, ſaepius ſubiens, praeterit
              <lb/>
            ſuperiorem. </s>
            <s xml:id="echoid-s3733" xml:space="preserve">Quemadmodum ſi in rota, qua ſiguli utuntur, impoſitae ſue-
              <lb/>
            rint ſeptem formicae, canalesque totidem in rota facti ſint circum cen-
              <lb/>
            trum in imo, accreſcentes ad extremum, in quibus hae cogantur circi-
              <lb/>
            nationem facere, verſeturque rota in alteram partem, neceſſe erit eas con-
              <lb/>
            tra rotae verſationem nihil minus adverſus itinera perſicere, et quae pro-
              <lb/>
            ximum centrum habuerit celerius pervagari, quaeque extremum </s>
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