Rev. Poppy Haze on Nostr: the Chinese abacus, once you're trained on it, is extremely fast for addition, ...
the Chinese abacus, once you're trained on it, is extremely fast for addition, subtraction, and multiplication, but slow on division and roots.
in the 1970s, you see transitional portable electronic calculators with an abacus for shopkeepers so they can keep abacusing.
Published at
2024-06-13 15:37:17Event JSON
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"content": "the Chinese abacus, once you're trained on it, is extremely fast for addition, subtraction, and multiplication, but slow on division and roots.\n\nin the 1970s, you see transitional portable electronic calculators with an abacus for shopkeepers so they can keep abacusing.\n\nhttps://media.girlcock.club/girlcockclubbucket/media_attachments/files/112/610/051/379/157/703/original/4e44b1ce2167fa31.png",
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