quae erant demonstranda
短语
英文释义
短语
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plural of quod erat demonstrandum
— Therefore it is established that the join CD will be equal, or less, or greater than this AB, according as the angles at the same CD are right, or obtuse, or acute. Quae erant demonstranda.
词源
Unadapted borrowing from Latin quae erant dēmonstranda (“which were to be proved”).
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