Nystrom, John W. (John William), 1824-1885 · Philadelphia, J.B. Lippincott · leaf 155
; join those points by aline, then the rule or formula is called an equation for that line. Equationsof this kind will here be furnished for the curve in the conic sections. Transverse-axis is the longest line that can be drawn in an Ellipse. Conjugate-axis is a Mne drawn through the centre, at…
Mechanical engineering · Engineering
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