Harriot, Thomas - Mss. 6784

Harriot, Thomas, Mss. 6784

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433217

[Commentary:

Square roots of binomes of the third and fourth (

\sqrt{b b c} + \sqrt{b b c - d d c}

and

b + \sqrt{b b - b d}

), by the general rule derived in Add MS 6788 f. (and elsewhere). In both cases the roots are checked by multiplication. ]