Size |
Height 290 mm, width 207 mm. |
Watermark |
Eagle encircled with crown outside. Watermark not noticed by Drake. |
Comments |
Written by Galileo; contains short texts, drawing, table, calculations. Relation to the Discorsi: incomplete draft (statement) of 2/05-th-05. |
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Folio 35 v (final text) |
1
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tempo per ac al tempo per ab è come 10 a 8. |
2
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Ratio temporum lationum super planis quorum diversae sint inclinationes, et longitudines, nec non elevationes inaequales, componitur ex ratione longitudinum ipsorum et ex subdupla ratione elevationum eorumdem permutatim accepta. |
C01
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[quadratum] ac | 400 | 4 | [quadratum] ab | 64 | 16 |
4 [* 4] = 16 16 [* 4] = 64 16 * 64 = 64 + 960 = 1024 1600 * 8 = 12800 1024 * 10 = 10240 |
C02
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20_2 8_4 |
C03
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40 : 32 = 10 : 8 |
C04
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eg | 3 | ga | 4 | ae | 5 | af | 10 | ac | 20 | cd | 12 | ad | 16 | ba | 8 |
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