The whetstone of witte, whiche is the seconde parte of arithmetike: containyng thextraction of rootes: the cossike practise, with the rule of Equation: and the woorkes of surde nombers (1557)
Recorde, Robert, 1510?-1558 · London : J. Kyngstone · leaf 61
of jfrithmetikti … gree,3l Doe not maruel that the diametralle nomhers are Diuerfe from the former* gaffer* C ramrne thefe nomhers > tuhether tfjef fee true, r Scholar. 3 1 nfuft multtpltc crhe fiDe bv it fe If, anD then aooe the together: anD if thct make as mochc iu* Iti^as tbc diameter bejmg multiplteD fquarr,then…
Algebra · Arithmetic
Internet Archive · Wellcome Library · Public domain (published before 1931). Free to use for anything.
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