In literature:
Mirror surfaces are ground spherical, the reduction to parabolic form being attained in the process of polishing.
"On Laboratory Arts" by Richard Threlfall
It was now a parabolic curve.
"The Pirates of Ersatz" by Murray Leinster
As our marine increased greater skill was invoked, and lamps reinforced by parabolic reflectors poured their light upon the sea.
"Fragments of science, V. 1-2" by John Tyndall
Its main parabolic arch is a 500 foot span while the total length is 650 feet.
"An African Adventure" by Isaac F. Marcosson
Methinks I have walked for some years o'er a parabolical paving, and rested me in many an allegorical chair.
"Joyce Morrell's Harvest" by Emily Sarah Holt
A term applied to the descending parabolic curve of a shot or shell in falling.
"The Sailor's Word-Book" by William Henry Smyth
There is a necessary distinction between parabolic and elliptic motion.
"The Story of the Heavens" by Robert Stawell Ball
In the course of twenty-one years no less than 430 parabolic specula left his hands.
"A Popular History of Astronomy During the Nineteenth Century" by Agnes M. (Agnes Mary) Clerke
Rays from the object fall on a parabolic mirror situated in the rear end of the tube.
"How it Works" by Archibald Williams
Originally it had in all probability been a comet, flying in a parabolic orbit towards the sun like many others.
"Pioneers of Science" by Oliver Lodge
She is all built in parabolic curves.
"The Dominant Strain" by Anna Chapin Ray
But are they rightly classed as parabolic?
"Essays: Scientific, Political, & Speculative, Vol. I" by Herbert Spencer
That would be of no use to us, Tom; we must have a parabolic curve.
"The Vast Abyss" by George Manville Fenn
Walter described a parabolic curve and landed on a table, without suffering any damage.
"Walter Pieterse" by Multatuli
Others consider it as a parabolical representation.
"Christology of the Old Testament: And a Commentary on the Messianic Predictions, v. 1" by Ernst Wilhelm Hengstenberg
Curved mirrors, uses; concave, convex, parabolic.
"Physics" by Willis Eugene Tower
Zero gravity or decreased gravity occurs during freefall, in parabolic trajectory, or during orbit around the Earth.
"Significant Achievements in Space Bioscience 1958-1964" by National Aeronautics and Space Administration
There is in the eleventh chapter of St. Luke's Gospel a parabolic saying which is uncommonly rich in allusions to Syrian home life.
"The Syrian Christ" by Abraham Mitrie Rihbany
It is all indirect; it is parabolic through and through.
"Expositor's Bible: The Gospel of Matthew" by John Monro Gibson
Parabolic reflector Reflecteur parabolique.
"English-French and French-English dictionary of the motor car, cycle, and boat" by Frederick Lucas
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In poetry:
He clubbed his wretched company a dozen times a day;
He used to quit his charger in a parabolic way;
His method of saluting was the joy of all beholders,
But Ahasuerus Jenkins had a head upon his shoulders.
"Army Headquarters" by Rudyard Kipling
In news:
For the Dallas Convention Center, BendTec used induction bending to shape the approximately 30-ft.-long arch segments to achieve the parabolic shape.
Microstrip reflectarray antennas promise to provide the best features of printed phased-array and parabolic reflector antennas.
3M's Renewable Energy Division and Gossamer Space Frames have unveiled what they claim is the world's largest aperture parabolic trough solar collector.
A parabolic (or U-shaped) bend is a good quality for rods designed to jig in deep water.
Parabolic price movements are great fun whilst they last.
The NASDAQ technology index doubled in a year to reach 5000 during its final, parabolic run-up to March 2000.
Legend tells of Greek engineer and inventor Archimedes using parabolic mirrors to create "heat rays" to burn the ships attacking Syracuse.
Extend Your Wi-Fi Range With a Parabolic Reflector.
Parabolic Profile Allows for Ease of Access.
Extend Your Wi-Fi Range With a Parabolic Reflector .
Buono used a simple, 7-foot Westcott Silver Parabolic Umbrella with tungsten bulb to produce a glamorous look for the SNL spoof commercial, Red Flag.
It uses a 250W discharge lamp lightsource and features a high luminous parabolic reflector, CMY color mixing, a color wheel with 6 dichroic filters and open, dimmer, and near-silent cooling fans.
Day Account of Jesus's Final Week in Jerusalem, Marcus Borg and John Dominic Crossan differentiate between historical truth and parabolic truth in the resurrection accounts.
In each production unit there is one agitator and two stage impellers - one impeller with parabolic blades and one impeller with flat blades.
Behind a black mesh screen high atop the 11-story video scoreboard at Texas A&M's Kyle Field in College Station sit two tiers of eight parabolic dishes each.
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In science:
X0 with new parabolic structures at the preimages of nodes.
Factorization of generalized theta functions at reducible case
By this factorization, one can principally reduce the computation of generalized theta functions to the case of genus zero with many parabolic points.
Factorization of generalized theta functions at reducible case
Two semistable parabolic sheaves E and E ′ are called s-equivalent if gr(E ) ∼= gr(E ′).
Factorization of generalized theta functions at reducible case
Let Rss (Rs ) be the open set of R whose points correspond to semistable (stable) parabolic sheaves on X0 .
Factorization of generalized theta functions at reducible case
In case of parabolic generator corresponding end of the line N is the ﬁxed point of the parabolic.
Singular sets and parameters of generalized triangle orbifolds
If H contains a maximal torus of G and a regular unipotent element of G, then H is a parabolic subgroup of G. (b) If ∪g∈GH g = G, then H is a parabolic subgroup.
Derangements in simple and primitive groups
If H0 is a parabolic subgroup, then so is H (and indeed H = H0 as any overgroup of a Borel subgroup is a parabolic subgroup).
Derangements in simple and primitive groups
The parabolic subalgebra p = ⊕i≤j Hom(Vi, Vj ) has the unipotent radical n = ⊕i
Hermitian Characteristics of Nilpotent Elements
Since Q′, Q′′ have no common Levi, we see that either M ′ ∩ Q′′ is a proper parabolic of M ′ or M ′′ ∩ Q′ is a proper parabolic of M ′′ .
Character sheaves on disconnected groups, II
We will use the terminology ”D-parabolic” instead of ”parabolic normalized by some element of D”.
Character sheaves on disconnected groups, II
Hence the parabolics {Pr ; r ∈ I } are precisely the parabolics P J where J is an F -orbit on I − K where K ⊂ I is deﬁned by P = P K (we have F (K ) = K ).
Character sheaves on disconnected groups, II
Moreover, the intersection of two standard parabolic subgroups of an Artin group is again a standard parabolic subgroup.
Automorphisms and abstract commensurators of 2-dimensional Artin groups
Let f ∈ PSL(2, C) be a hyperbolic, parabolic, or primitive el liptic element of order n ≥ 3, let g ∈ PSL(2, C) be a parabolic element, and let Γ = hf, g i be a non-elementary RP group without invariant plane.
Discrete RP groups with a parabolic generator
The element h is parabolic if and only if [f, g ] is parabolic, that is, tr[f, g ] = −2 (tr[f, g ] = 2 would give γ (f, g ) = 0 which is impossible in our case).
Discrete RP groups with a parabolic generator
If P is any parabolic subgroup of G¯k, we deﬁne the type J as the subset of I which consists of those i ∈ I such that P contains a parabolic subgroup of type {i}.
Flatness of the mod $p$ period morphism for the moduli space of principally polarized abelian varieties
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