Nature

Geometrical Conic Sections: The Geometry of Conics

MR. TAYLOR's present work is by no means a second edition of his “Geometrical Conies”(1863). His object in this volume is a highly laudable one; from more than one quarter has recently come the ...
Nature

Solid Geometry and Conic Sections, with Appendices on Transversals and Harmonic Division; for the Use of Schools Geometrical Note-Book, containing Easy Problems in Gemotrical ...

THESE works are by mathematical masters at Rugby School. Their united aim (in connection with Mr. Wilson's two previous parts) is to provide a complete course of geometrical teaching, and so to meet a ...
JSTOR Daily

Kant on conic sections

Vol. 44, No. 5/6, SPECIAL ISSUE: Mathematics in Kant's Critical Philosophy (December 2014), pp. 719-758 (40 pages) This paper tries to make sense of Kant's scattered remarks about conic sections to ...
Sacramento State University

Conic Sections: Ellipses

From Figure a. it is apparent that the distance from one focus, to a point in the orbit, to the other focus is a constant. From Figure b. it appears that areas encompassed between two points in an ...