Philosophical Transactions of the Royal Society of London; Giving Some Accounts of the Present Undertakings, Studies, and Labours, of the Ingenious, in Many Considerable Parts of the World Volume 8

Philosophical Transactions of the Royal Society of London; Giving Some Accounts of the Present Undertakings, Studies, and Labours, of the Ingenious, in Many Considerable Parts of the World Volume 8

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1673 edition. Excerpt: ...ab objeSto ad oculum per dioptras prote: fu, imginem in Chart a duUam Orthographic prototypo aqualemfore. Jfiod suit quafitum. Jdque fic colligitur. J%#4 funt Orthographic tqualia uni ter tit, inter fe funt aqualia. SedEffigies descripta,&Prottypon, sunt Orthographic aqualiuni tertio, nim. intercept Uni imaginis parallel, quam excipit Pa rallelogrammi planum Ad angulos rettos, E. & inter fe funt aqualia, Major til cert a, utpote principium Geometricum Minor ex hypothefipsttet. Si quis autem Effi giem servatis proptrtionibu & fymmetria diminui cupiat, hoc faril lime affequetur, jiylum Scriptorium inter indicem centrumque instrumenti collocando. Sedobjicientforfanquidam, in objellis longe diffitis dioptrarum nullum fore ufum. j uid vero illud nostra interest, cum ad tollenda tant um in Prosopographia difficulties, quibus haElcnus Scheineri Parallelogram, mum laboravit hc nostra Methodus comparatasit? Est enim, ubi commodius fixo, est, ttbi commodius soluto oeulo dtlineatio transigatur. uoufque jwsoluto, & quandoRxo oculo delineandum fit, altioris est difquifitionis. Occupatior sum imprafentiarum, quam ut huic indagationi vacem. Hac, brevitati studens, mdo fufficere arbitror. Reliqua ingeniofo tyroni data opera refervo, Londini fri-MDCLXXH. Nnn nnn Brevit Brevis & dilucida Parallelogrammi Prosopographici descriptio, quo delineantur modo n(c)vo, per radios Parallels id aequalitatem Orthographicam, gestus, situs, habitusque quicunque humani corporis, servati Symraetna & proporcione Partium. IN Schemate Fig.?. Tab. II. ParallelogrAmmum Profopographicum est ABCD, styltu centralis HF, calamus designator LC, Index K A, five regitlaoblong f piano Parallelogrammi, ope clavi striati ex are, secundumshow more

Product details

  • Paperback | 78 pages
  • 189 x 246 x 4mm | 154g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236938879
  • 9781236938879