The description and use of the sector, crosse-staffe, and other instruments : with a canon of artificiall Sines and Tangents, and the use thereof in astronomie, navigation, dialling and fortification .. (1636)
Gunter, Edmund, 1581-1626 · London : Printed by William Iones for Iames Bowler · leaf 407
tangent of the inclination of the plane %So is the length of the ftyle, to the diftancc betweene the foote of the ftyle and the verticall point. Ddd % Thus 3I2- Tfa dtfcrifti&n afthe dzinrntfts Thus in the firft example of the declining inclining planes,where the vpper face of the plane looking… … gent of $6gr. the fame extent will reach in the line of num-bers from 6. 00 vnto 4.3 <5, for the diftance A V betweene Athe foote of the ftyle and Vthe vertical! point. 2 To *vpn an inclining plane. 21 j 2 To find the difiance betweene the fate ofthe ftyle and the hcrt^&nta/l line. As the…
Astronomy · Puritans
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