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The most impractical calculator in the world only has two buttons

Source: Scientific American ·

Modern calculators have many buttons, including ones for sine, square root, pi and exponents. But it’s possible just two could suffice

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The most impractical calculator in the world only has two buttons is a article discovery curated from Scientific American. Modern calculators have many buttons, including ones for sine, square root, pi and exponents. But it’s possible just two could suffice

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