THE principal novelties in this tract are the chapters on the orthopole (with some original propositions by the author) and on orthogonal projection (mostly after Prof. Neuberg). A pretty theorem in ...
Cuireadh roinnt torthaí i bhfolach toisc go bhféadfadh siad a bheith dorochtana duit
Taispeáin torthaí dorochtana
Aiseolas