Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor.
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Title
Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor.
Author
Taylor, John, mathematician.
Publication
London :: Printed by J.H. for W. Freeman,
1687.
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Subject terms
Mathematics -- Early works to 1800.
Cite this Item
"Thesaurarium mathematicae, or, The treasury of mathematicks containing variety of usefull practices in arithmetick, geometry, trigonometry, astronomy, geography, navigation and surveying ... to which is annexed a table of 10000 logarithms, log-sines, and log-tangents / by John Taylor." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A64224.0001.001. University of Michigan Library Digital Collections. Accessed May 2, 2024.
Pages
descriptionPage 281
PROP. II. To fortifie a Hexagon according to the Proportion of De la Mont.
First describe your Hexagon P, P, P, &c. Now supposing your Interior Polygon PP, 1000 parts, the Capital 333, the Gorge 200, and the Flank 150 parts, take out of your Triangular Scale Fig. 75, (which is made for the more speedy de∣lineation according to this proportion of De la Mont) PA for the Capital, and prick it off from PA, on all the Bastions. Then take PC, and prick off all the Gorges from P to C. Then take FC and prick it off at Right Angles, from C to F. Lastly draw all the Faces AF, AF, &c. so is your Hexagon compleat, as required.