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key and observation
Epicurus is a key figure in the development of science and the scientific method because of his insistence that nothing should be believed, except that which was tested through direct observation and logical deduction.
A key observation of falsificiationism is thus that a criterion of demarcation is needed to distinguish those statements that can come in conflict with observation and those that cannot ( Chorlton, 2012 ).
The key observation is that, ordinarily, most of the chlorine in the stratosphere resides in stable " reservoir " compounds, primarily hydrochloric acid ( HCl ) and chlorine nitrate ().
This allowed him to show a correspondence between statements about natural numbers and statements about the provability of theorems about natural numbers, the key observation of the proof.
The key observation that led to the adoption of unified models for powerful radio galaxies and radio-loud quasars was that all quasars appear to be beamed towards us, showing superluminal motion in the cores and bright jets on the side of the source nearest to us ( the Laing-Garrington effect :).
His key observation was that these axioms provide an abstraction of " independence " that is common to both graphs and matrices.
A key element in Schön's claimed successful observation of various physical phenomena in organic materials was in the transistor setup.
A key observation is that rate depends on the decision boundaries and the codeword lengths, whereas the distortion depends on the decision boundaries and the reconstruction levels.
The key ingredient in the proof was the observation that for the
A key observation is that the zero-crossings of the second derivatives ( minima and maxima of the first derivative or slope ) of multi-scale-smoothed versions of a signal form a nesting tree, which defines hierarchical relations between segments at different scales.
The key observation which leads to this algorithm is the sub-matrix of where corresponds to the unbiased observation matrix of hidden components that do not have connection to the-th monitor.
The key observation is that near a phase transition or critical point, fluctuations occur at all length scales, and thus one should look for an explicitly scale-invariant theory to describe the phenomena.
The key observation is that at a phase transition or critical point, fluctuations occur at all length scales, and thus one should look for a scale-invariant statistical field theory to describe the phenomena.
The key observation is that, for all of these different systems, the behaviour resembles a phase transition, and that the language of statistical mechanics and scale-invariant statistical field theory may be applied to describe them.
By March 1915, a two seater on " artillery observation " duties was typically equipped with a primitive radio transmitter transmitting the dots and dashes of a Morse key, but had no receiver.
The observation over such long periods of time has never been done in previous missions to Venus, and is key to a better understanding of the atmospheric dynamics.
Her intention was to train nurses to a qualified and specialized level, with the key aim of learning to develop observation skills and sensitivity to patient needs, then allow them to work in hospital posts across the United Kingdom and abroad.
Using a natural key ( when one can be identified ) also simplifies data quality: It ensures that there can only be one row for a key ; this " one version of the truth " can be verified, because the natural key is based on a real-world observation.
A key point is that, on large scales, our universe appears to be constructed along very simple lines: All current observations suggest that, on average, the structure of the cosmos should be approximately the same, regardless of an observer's location or direction of observation: the universe is approximately homogeneous and isotropic.
The Carter Center, for example, played a key role — with the United Nations Electoral Assistance Division and the National Democratic Institute — in building consensus on a common set of international principles for election observation.

key and hinged
The Danish rifle differed in several key areas from the weapons later adopted by the USA and Norway, particularly in its use of a forward ( as opposed to downward ) hinged magazine door, the use of rimmed ammunition, and the use of an outer steel liner for the barrel.
The rig was built in hinged sections so it could be manipulated by frogmen to sink or rise, a key feature for the scene when Luke fails to levitate his ship from the water.
Their key characteristic is that the two parts of their shells are hinged together with a ball and socket type of hinge, rather than a toothed hinge as is more common in other bivalves.
The editorial, titled " Climate change alarmists ignore scientific methods ", stated his opinion that the global warming debate hinged on four key points.
President Franklin D. Roosevelt ordered a hinged front panel for the key hole opening in order to hide his leg braces.
The escapement hopper was hinged and sprung ; this permitted the beak to move downward past it as the key sank back to rest position.

key and on
Come on -- the key.
Trevelyan's Manin And The Venetian Revolution Of 1848, his last major volume on an Italian theme, was written in a minor key.
Improve food and cover on 1.5 million acres of key wildlife areas.
The long-range objective is to bring about consolidation of ownership through use of land exchange authority and through purchase on a moderate scale of inholdings which comprise key tracts for recognized National Forest programs such as recreation development, or which are a source of damage to lands in National Forests and National Grasslands.
otherwise, you'll have to spend a few minutes to either attach a suitable spring clip somewhere on the press head or fit the key to a length of light chain and fasten to the bottom of the motor mount so that the key is out of the way when not in use.
Here are some key areas to examine to make sure your pricing strategy will be on target:
In order to focus clearly upon the operation of this one force, which we may call the effect of `` public-limit pricing '' on `` key '' wage bargains, we deliberately simplify the model by abstracting from other forces, such as union power, which may be relevant in an actual situation.
To be sure of matching color as well as form, pieces of cartoon were traced on the roughcast, and large samples painted in fresco, then left two months to dry out to their final key.
The people who believe and retell the legend have apparently never troubled to read the trial testimony and do not know that the maid changed her testimony on several key points, always to the detriment of Lizzie.
I said `` Darn it, that's the automatic signal that shows when the ignition key is on.
Alec locked the hall door and put the key with his watch on the bedside table.
Mr. Schaefer also recommended that the snow emergency route plan, under which parking is banned on key streets and cars are required to use snow tires or chains on them, should be `` strictly enforced ''.
Though President John F. Kennedy was primarily concerned with the crucial problems of Berlin and disarmament adviser McCloy's unexpected report from Khrushchev, his new enthusiasm and reliance on personal diplomacy involved him in other key problems of U.S. foreign policy last week.
Throughout `` The Making Of A President '' Mr. White shows wonderfully well how the pressures pile up on candidates, how decisions have constantly to be made, how fatigue and illness and nervous strain wear candidates down, how subordinates play key roles.
Nevertheless, key aspects of feminist theorizing and methods became de rigueur as part of the ' post-modern moment ' in anthropology: Ethnographies became more reflexive, explicitly addressing the author's methodology, cultural, gender and racial positioning, and their influence on his or her ethnographic analysis.
Gold stater of the Seleucid king Antiochus I Soter ( reigned 281 – 261 BCE ) showing on the reverse a nude Apollo holding his key attributes: two arrows and leaning on a bow.
In The Plague, a key description of Oran occurs early, when it is explained that the town is built in such a way that it " turns its back on the bay, with the result that it's impossible to see the sea, you always have to go to look for it.
In July 1992, Azerbaijan ratified the Treaty on Conventional Armed Forces in Europe ( CFE ), which establishes comprehensive limits on key categories of conventional military equipment.
Each round consists of several processing steps, including one that depends on the encryption key itself.
Originally used in Baker House to signify the Ivy League university tradition, on his return to Finland Aalto used it in a number of key buildings, in particular, in several of the buildings in the new Helsinki University of Technology campus ( starting in 1950 ), Säynatsalo Town Hall ( 1952 ), Helsinki Pensions Institute ( 1954 ), Helsinki House of Culture ( 1958 ), as well as in his own summer house, the so-called Experimental House in Muuratsalo ( 1957 ).
The early 1960s and 1970s ( up until his death in 1976 ) were marked by key works in Helsinki, in particular the huge town plan for the void in centre of Helsinki adjacent to Töölö Bay and the vast railway yards, and marked on the edges by significant buildings such as the National Museum and the main railway station, both by Eliel Saarinen.

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