Cotangent
Type: |
Cotangent |
Style: |
Cotangent, arc |
Geometry: |
Circular, concentric |
Unit of measurement: |
Fingers |
(Numbering) starts at: |
15 |
(Numbering) ends at: |
30 |
Numbered: |
every 3 |
Repeats: |
4 times |
Divided every: |
3 (Fingers) |
then every: |
1 (Fingers) |
Scale located on:
Tympan, Womb or Back .
Location(s) detail:
3: |
Lower left quadrant of outer circular on back of
instrument. (3) |
4: |
Lower right quadrant of outer circular on back of
instrument. (4) |
Inscription(s):
Type: |
Scale label |
Content: |
صلة لاصابع الظلين |
Translation: |
Relationship for the fingers of the two shadows |
Language: |
Arabic |
Script: |
Kufic |
Notes: |
|
|
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