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Abacus
edit- Devices
- Sand table
- Abacus
- Talk:Abacus
- Salamis Tablet
- Talk:Salamis Tablet
- Roman abacus
- Talk:Roman abacus
- Counting rods
- Talk:Counting rods
- Rod calculus
- Talk:Rod calculus
- Suanpan
- Talk:Suanpan
- Chinese Zhusuan
- Talk:Chinese Zhusuan
- Soroban
- Talk:Soroban
- Etruscan numerals
- Roman numerals
- Talk:Roman numerals
- Roman arithmetic
- Bi-quinary coded decimal
- Napier's bones
- Talk:Napier's bones
- Genaille–Lucas rulers
- Slide rule
- E6B
- Talk:E6B
- Algorithms
- Subtractive notation
- Methods of computing square roots
- Talk:Methods of computing square roots
- Square root of 2
- Talk:Square root of 2
- CORDIC
- Talk:CORDIC