Academia scientiarum, or, The academy of sciences being a short and easie introduction to the knowledge of the liberal arts and sciences, with the names of those famous authors that have written on every particular science : in English and Latine / by D. Abercromby ...
About this Item
Title
Academia scientiarum, or, The academy of sciences being a short and easie introduction to the knowledge of the liberal arts and sciences, with the names of those famous authors that have written on every particular science : in English and Latine / by D. Abercromby ...
Author
Abercromby, David, d. 1701 or 2.
Publication
London :: Printed by H.C. for J. Taylor, L. Meredith, T. Bennet, R. Wilde ...,
1687.
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Subject terms
Knowledge, Theory of.
Philosophy -- Early works to 1800.
Science -- Early works to 1800.
Intellectual life.
Link to this Item
http://name.umdl.umich.edu/A26553.0001.001
Cite this Item
"Academia scientiarum, or, The academy of sciences being a short and easie introduction to the knowledge of the liberal arts and sciences, with the names of those famous authors that have written on every particular science : in English and Latine / by D. Abercromby ..." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A26553.0001.001. University of Michigan Library Digital Collections. Accessed June 7, 2024.
Pages
descriptionPage 53
Sectio Octava. Catoptrica.
CAtoptrica derivatur a Graeca voce 〈 in non-Latin alphabet 〉〈 in non-Latin alphabet 〉, quod speculum sonat, quia agit de radio ut reflexo a laeviga∣tis corporibus, sequentes propositiones demonstrat.
1. Si radius in qualecumque specu∣lum cadens aequales facit angulos ipse in seipsum reflectitur.
2. Radii a planis, convexisque spe∣culis reflexi neque mutuo concurrent, neque erunt paralleli.
3. Altitudines & profunditates in convexis speculis inversae apparent.
4. In speculis convexis sinistra vi∣dentur dextra, & dextra sinistra.
5. Si oculus ponatur in centro spe∣culi concavi seipsum tantum cernet.
descriptionPage 55
Authores.
Euclides, & Petrus Herigonius hoc super argumento scripserunt.
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