| Size |
Height 302 mm, width 200 mm. |
| Watermark |
Crossbow, form 2. Drake's identification: Watermark type 17. Drake's description: Large crossbow 57 X 36mm. Date of earliest letter with this watermark is February 1609. |
| Comments |
Written by Galileo; contains drawing, short text, table, calculations. Relation to the Discorsi: work on 3/14-pr-07-dialog2. |
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| Folio 132 v (final text) |
| 1
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Detur ih. dabitur io per ablationem [quadrati] ih ex [quadrat]o ho. Deinde, ablata ih ex bc, datur lc, cuius [quadratum], ablatum ex [quadrat]o ch dato, dat [quadratum] lh et ipsam lh, idest bi: ergo dabitur tota bo. |
| C01
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lc 12
1000 - 144 = 9856
sqrt 9856 = 99 55/199 |
| C02
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40000 - 3600 = 36400
sqrt 36400 = 190 300/380 |
| C03
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180 : 4 = 45 |
| C04
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| bc | 60 | | gd cd | 200 | | cg | 200 | | bg | 190 3/4 | | gf bf | 95 3/8 | | fd | 30 |
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