... death, and the name of his father – Pheidias – suggests an origin, at least some generations back, inan artistic, that is artisanal, background.Perhaps alone among ancient mathematicians, a ... e.g.:AsAistoB,CtoD,AsAtoB,CtoD.6introductionAnd that it may have more complex syntax, especially: A has to B the same ratio as C has to D, A has toBagreater ratiothan C has to D.The last example involves an obvious extension of proportion, ... prove that ,”againintheparticular terms of the diagram(with the same example, we can say that y is re-stated in particular referenceto the diagram).rConstruction, in which added mathematical objects...