trùng phương

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Vietnamese

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Etymology

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Perhaps Sino-Vietnamese word from and , as in a blend of trùng lặp (to compound) +‎ bình phương (square), as in "compounding a square raises the power to 4".

Pronunciation

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Adjective

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trùng phương

  1. (algebra, of a phương trình (equation)) biquadratic (with only the 4th and 2nd powers)