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, conical (kon'ik, kon'i-kăl),
Resembling a cone.

conic, conical

See cone.
References in periodicals archive ?
In this way the second part is related to the application of the projectivities in the theory of conic sections.
4) A conic section can be plotted directly with SSP in more than ten ways.
It should be noted that the algebraic expression that refers to all possible parabolas is derived from the general, second-degree equation of the conic sections, a[x.
Dental Arch shape a statistical analysis using conic sections.
The process can produce a wide range of both ruled and holographic diffraction gratings, reflective and transmission holographic optical elements, and dual wavelength gratings, as well plano and conic sections.
Students can graph conic sections, then determine and display their characteristics.
Ibn Sinan's treatise "On Sketching Conic Sections and Geometric Transformations" is an excellent example of the symbiosis between theoretical mathematics and astronomers' need for sundials, burning mirrors, and lenses.
This is partly because of their amazing shapes, which seem to have been created from conventional conic sections by the wind.
On page 81 (Hypatia's work) students learn that conic sections yield four kinds of curves, but only three are presented (the circle, ellipse, and parabola).
At twelve years of age Pascal discovered Euclid's axioms unaided; at sixteen he wrote a treatise on conic sections, and at eighteen he invented a calculating machine.
After reviewing prerequisites, they cover equations and graphs, functions, polynomial and rational functions, exponential and logarithmic functions, systems of equations and inequalities, matrices and determinants, conic sections sequences and series, and counting and probability.