Definition of a conic – general equation of a conic, classification with respect to the general equation of a conic, classification of conics with respect to eccentricity. Equations of conic sections ...
ABSTRACT: In order to study the applicability of different light response models to the photoresponse curves of four species of Chamaenerion, four species of Chamaenerion collected from Serzilla were ...
Journal of the Washington Academy of Sciences, Vol. 4, No. 16 (OCTOBER 4, 1914), pp. 467-469 (3 pages) ...