Salusbury, Thomas, Mathematical collections and translations (Tome I), 1667

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              <s>
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              Tycho
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              nor his
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              followers ever
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              tempted to ſee
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              ther there are any
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              appearances in the
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              Firmament for or
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              against the annual
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              motion.
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              <s>SALV. </s>
              <s>I am of the ſame judgment, and verily believe that
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              they argue
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              contra hominem,
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              ſtudying more to defend another
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              man, than deſiring to come to the knowledge of the truth. </s>
              <s>And
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                <arrow.to.target n="marg637"/>
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              I do not only believe, that none of them ever applied themſelves
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              to make any ſuch obſervation, but I am alſo uncertain, whether
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              any of them do know what alteration the Earths annual motion
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              ought to produce in the fixed ſtars, in caſe the ſtarry Sphere were
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              not ſo far diſtant, as that in them the ſaid diverſity, by reaſon of
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              its minuity diſ-appeareth; for their ſurceaſing that inquiſition,
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              and referring themſelves to the meer aſſertion of
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              Copernicus,
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                <lb/>
              may very well ſerve to convict a man, but not to acquit him of
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              the fact: For its poſſible that ſuch a diverſity may be, and yet
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                <arrow.to.target n="marg638"/>
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              not have been ſought for; or that either by reaſon of its
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              ty, or for want of exact Inſtruments it was not diſcovered by
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              pernicus
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              ; for though it were ſo, this would not be the firſt thing,
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              that he either for want of Inſtruments, or for ſome other defect
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              hath not known; and yet he proceeding upon other ſolid and
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              rational conjectures, affirmeth that, which the things by him not
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              diſcovered do ſeem to contradict: for, as hath been ſaid already,
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              without the Teleſcope, neither could
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              Mars
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              be diſcerned to
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              creaſe 60. times; nor
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              Venus
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              40. more in that than in this
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              on; yea, their differences appear much leſſe than really they are:
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              and yet nevertheleſſe it is certainly diſcovered at length, that
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              thoſe mutations are the ſame, to an hair that the
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              Copernican
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                <lb/>
                <arrow.to.target n="marg639"/>
                <lb/>
              ſteme required. </s>
              <s>Now it would be very well, if with the greateſt
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              accurateneſſe poſſible one ſhould enquire whether ſuch a
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              tion as ought to be diſcoverable in the fixed ſtars, ſuppoſing the
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              annual motion of the Earth, would be obſerved really and in
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              effect, a thing which I verily believe hath never as yet been done
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              by any; done, ſaid I? no, nor haply (as I ſaid before) by many
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              well underſtood how it ought to be done. </s>
              <s>Nor ſpeak I this at
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              randome, for I have heretofore ſeen a certain Manuſcript of
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              one of theſe
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              Anti-Copernicans,
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              which ſaid, that there would
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              ceſſarily follow, in caſe that opinion were true, a continual
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              ſing and falling of the Pole from ſix moneths to ſix moneths,
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              cording as the Earth in ſuch a time, by ſuch a ſpace as is the
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              meter of the grand Orb, retireth one while towards the North, and
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              another while towards the South; and yet it ſeemed to him
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              nable, yea neceſſary, that we, following the Earth, when we were
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              towards the North ſhould have the Pole more elevated than when
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              we are towards the South. </s>
              <s>In this very error did one fall that was
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              otherwiſe a very skilful Mathematician, & a follower of
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              Copernic.
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                <lb/>
                <arrow.to.target n="marg640"/>
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              as
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              Tycho
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              relateth in his ^{*}
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              Progymnaſma. </s>
              <s>pag
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              684. which ſaid, that he
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              had obſerved the Polar altitude to vary, and to differ in Summer
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              from what it is in Winter: and becauſe
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              Tycho
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              denieth the merit </s>
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