One large text which has survived, The Book of Two Principles ( Liber de duobus principiis ), elaborates the principles of dualistic theology from the point of view of some of the Albanenses Cathars.

Two prominent Canadian authors ( both very hostile to the " Chicago School " philosophy ) argue that government at times has to intervene to ensure competition in large and important industries.

Two sizes of primer pocket uniformer tools exist, the larger one is for large rifle ( 0. 130-inch nominal depth ) primer pockets and the smaller one is used for uniforming small rifle / pistol primer pockets.

Two large circular currents, one in the northern hemisphere flowing clockwise and one south of the equator moving anticlockwise, constitute the dominant flow pattern.

Two kinds of lizards, the Mourning Gecko ( Lepidodactylus lugubris ) and Snake-eyed Skink ( Ablepharus boutonii ) are present on Malden, together with brown libellulid dragonfly and large colonies of Sooty Terns and other migratory seabirds ( nineteen species in all ).

Two large dams ( see below ) are under construction as part of the IIRSA regional integration project.

Two representative mathematical results describing such patterns are the law of large numbers and the central limit theorem.

Two large inns were built during the war.

Perth's metropolitan area is formally divided into a number of local government areas, which themselves consist of a large number of suburbs, extending from Two Rocks in the north to Rockingham in the south, and east inland to The Lakes.

During World War Two, the Swiss franc was the only remaining major freely convertible currency in the world, and both the Allies and the Germans sold large amounts of gold to the Swiss National Bank.

Two, or possibly three, large portal stones were set up just inside the north-eastern entrance, of which only one, the fallen Slaughter Stone ( 4 ), long, now remains.

The Two Doctors introduced a weapon called the Meson Gun ( as named in the Jim'll Fix It Sketch, A Fix with Sontarans ), a large silver rifle with a red fuel tank in the centre which was used by Group Marshal Stike and Varl in the third episode.

Two large plant families that he first recognized are still in use today: the Asteraceae and Brassicaceae.

Two ghettos were set up in the old town centre for the large Jewish population – the smaller one of which was " liquidated " by October.

Two types of diffraction are distinguished, depending upon the separation between the source and the screen: Fraunhofer diffraction or far-field diffraction at large separations and Fresnel diffraction or near-field diffraction at close separations.

Image: Tu-95 wingspan. jpg | Two large bulged nacelles can be seen behind the engines of this Tupolev Tu-95

Two days after Knox arrived in Edinburgh, he proceeded to Dundee where a large number of Protestant sympathisers had gathered.

Two permanently inhabited islands, Arranmore and Tory Island, lie off the coast, along with a large number of islands with only transient inhabitants.

Two large blotches of dark dusky-grey hairs on the side of the shoulders are each emphasized posteriorly by a dark stripe, which passes on to the fore leg and breaks up into irregular spots.

Two weeks later, Anne travelled to Oxford, where she met Prince George in triumph, escorted by a large company.

Two barrel and four barrel configurations are commonly used to accommodate the higher air flow rate with large engine displacement.

Two officers led the funeral parade, carrying a large portrait of him followed by numerous red floral wreaths.

* Industrial councils: Two single-level municipalities which govern large and complex industrial areas outside cities.

Two families joined forces to play a large role in the grain and oilseed business, initially in Argentina and then worldwide.

Two län ( counties ) in Sweden are officially called ' regions ': Skåne and Västra Götaland, and there is currently a controversial proposal to divide the rest of Sweden into large regions, replacing the current counties.

Two interesting experiments were devised by Newton to demonstrate how these forces could be discovered, thereby revealing to an observer that they were not in an inertial frame: the example of the tension in the cord linking two spheres rotating about their center of gravity, and the example of the curvature of the surface of water in a rotating bucket.

Two projects, the National Ignition Facility and ITER are in the process of reaching breakeven, that is, producing as much energy as was required to ignite the reaction, after 60 years of design improvements developed from previous experiments.

Some of the better known modern experiments include the Findhorn Foundation in Scotland, Dancing Rabbit Ecovillage, Twin Oaks and Los Horcones ( inspired by B. F. Skinner's Walden Two ) and The Farm in the US, ZEGG in Germany, Camphill Communities ( all over, but originating in Europe ), and Auroville in India.

Two years later he continued his experiments at the works of Messrs. Fox, Henderson, and Co., of Smethwick, near Birmingham, who had taken the matter in hand.

Two kinds of experiments are commonly performed on these instruments: sedimentation velocity experiments and sedimentation equilibrium experiments.

A new television series for the BBC called The Cosmos – A Beginner's Guide was broadcast on 7 August 2007 by BBC Two, and explored the latest ideas and experiments in cosmology.

Two experiments in 1925 laid the groundwork to fill in this gap.

Two French inventors, Louis Breguet and Paul Cornu, made independent experiments with the first flying helicopters in 1907.

Two in particular ( one at BELLE, and the other at CLAS ) had nearly the same conditions as other experiments which claimed to have detected the ( DIANA and SAPHIR respectively ).

The experiments reported in Two New Sciences to determine the law of acceleration of falling bodies, for instance, required accurate measurements of time, which appeared to be impossible with the technology of 1600.

Galileo Galilei first described this principle in 1632 in his Dialogue Concerning the Two Chief World Systems using the example of a ship travelling at constant velocity, without rocking, on a smooth sea ; any observer doing experiments below the deck would not be able to tell whether the ship was moving or stationary.

:" Two American scientists are lost in the swirling maze of past and future ages, during the first experiments on America's greatest and most secret project, the Time Tunnel.

Two Getaway Special experiments required that they be deployed from their canisters, a first for the program.

Two further experiments involved atmospheric sciences, while one was in communications research.

* Two Shuttle Student Involvement Program ( SSIP ) experiments

Two neurovestibular experiments investigating space motion sickness and perception changes were performed on the 2nd day as well.

Two mid-deck experiments are the Middeck Glovbox Payload ( MGBX ) and the Collaborative Ukrainian Experiment ( CUE ).

Two primary experiments are the Ultraviolet Coronal Spectrometer from the Smithsonian Astrophysical Observatory, and the White Light Coronograph ( WLC ) from the High Altitude Observatory.

Although originally experimented with by the Germans in World War Two, it was not until the 1950s the U. S. began conducting early experiments using multiple tubes in a " cascade ", by coupling the output of an inverting tube to the input of another tube, which allowed for increased amplification of the object light being viewed.

Two experiments exemplify the use of the system.

Two days later, the Soyuz spacecraft arrived at the International Space Station, where he spent eight days participating in experiments related to AIDS and genome research.

Two " Ground controls "— exact copies of the equipment and experiments — will be run on the ground, one in Europe and one at NASA's Ames Research Center.