... the councils ofthe National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine. The members of the committee responsible for the report were chosen for their ... secure the services of eminent members of appropriate professions in the examination of policy matterspertaining to the health ofthe public. The Institute acts under the responsibility given to the ... VERVIEW9Strategic Principle 5. The Secretary of Energy and the Director ofthe Na-tional Science Foundation, working with the White House Office of Scienceand Technology Policy and the Office of Management...
... independent U.S. space service. The very creation oftheSpace Commission in the first place was animplied criticism ofthe Air Force’s recent handling ofthe nation’smilitary space effort, since ... become accepted as the nation’s military space custodian—often in the face of intense resistance both from the other servicesand from the civilian leadership. It then explores the differences ... now facing the Air Force and the nation. The study begins by reviewing the highlights ofthe AirForce’s effort since the end of World War II to become accepted as the nation’s military space custodian....
... geometric terms, in sharp contrast to Plato’s space. ” It is rather more like a set theoretic description: the place ofthe boat is the river; the place ofthe river is between the banks; the ... Aesthetic ofSpace must be maintained is not a law of mathematics but rather a requirement ofthe aim of physics itself. The role of mathematics in physics is descriptive. The doctrine of mathematics ... (31b-32a)]. In view of Plato’s division ofthe nature of being into the “world of truth” and the “world of opinion,” it is possible to regard Platonic space as the bond or union of these two “natures.”...
... support for its space ambitions. By di-rection ofthe Office ofthe Secretary of Defense, the use ofthe term“astronautics” by the Air Force was formally proscribed and the newAir Staff office was ... step ofthe way, often in the face of heavy resistance from the other services and the civilian lead-ership, to earn its now dominant role in the U.S. military space pro-gram. The history of ... notion of what needs to be done before pro-Air and Space Versus “Aerospace” 39For those on the other side ofthe debate, the term “aerospace” wasconsidered a guaranteed recipe for space not...
... radiation they emit in the last stages of their formation.• The use of gravitational waves to probe the universe of complex astro-nomical phenomena by the decoding ofthe details ofthe gravitational ... ofthe foundations of general relativity. It is one ofthe mostaccurately tested predictions in all of physics. The equality of accelerations of different bodies in the curved spacetime ofthe ... tests of strong-field theo-ries ofthe production of these waves, detailed confirmations ofthe predictedproperties of black holes in general relativity, and observational tests of the theory of...
... at the wide pointed doors, depositing them in the midst of the crowd. The jagged lightning flash was there over the doors ofthe build-ing, and the words:here, by grace ofthe Lhari, is the ... passengers, then veering away. The gap in the starship's side was closing, and still Bart had not seen the tall, slim,flame-haired figure of his father. The port on the other side ofthe ship,he ... hiseyes from the fascinating spectacle, and followed Tommy, stepping ontoone ofthe sidewalks. It bore them down a long, sloping ramp toward the floor ofthe spaceport, then sped toward the glass...
... Lk(IC•L0)=Lk(IC•L1) for all k by the uniqueness statement of Theo-rem 5.1. THE L-CLASS OF NON-WITT SPACES7656. An exampleWe illustrate the general result with the special situation ofthe reductiveBorel-Serre ... L-classes of self-dual sheaves from [CS91] and state and prove the main theorem of this paper on the L-class of non-Witt spaces (Theorem 5.2).We conclude with an illustration of our results for the ... typeinvariants on non-Witt spaces. The objects of this category should satisfy twoproperties: On the one hand, they should be self-dual, on the other hand,they should be as close to the middle perversity...
... stripped of their electrons and the nuclei squeezed together,weighing in the neighborhood of a couple of tons per square inch. Thatcould account for the beginning, but once the thing got started, the wrecked ... that was the first time they had touched since they had left the asteroid. Then they rested for a few moments and drank some of the achingly cold water from the tank and got up and went to the viewport.They ... miniature."Spaceships," Diane said. "Spaceships, Ralph. Hundreds of them."They gleamed like silver motes in the sun or were black as the space around them. They tumbled slowly, in incredible...
... right off the map -to somewhere else! First there is the new thin coldness ofthe air, the blazing corona and dullness ofthe sun, the visibility of the stars in high daylight. Then comes the ... through space with the ship into the dead-area." The score of members ofthe crew, bronzed space- sailors out of everyport in the solar system, had listened mutely. Now, one of them, a talltube-man, ... SFstory ofthe year (this was the first SF prize awarded by the votes of fans,a precursor ofthe later Hugo Awards). In the later 1930s, in response to the economic strictures ofthe Great...
... laboratory space, and offices for the observatory staff. One of the 4-kilometer arms disappears out ofthe right-hand side ofthe photo. The other is seenstretching to the upper left. At the 2-kilometer ... radiation they emit in the last stages of their formation.• The use of gravitational waves to probe the universe of complex astro-nomical phenomena by the decoding ofthe details ofthe gravitational ... some ofthe importantachievements ofthe past decade illustrates this point:• The confirmation ofthe existence of gravitational waves by the observedshortening ofthe orbital period of a...
... than, the proof of Theorem 7. First we recall the definition of certain canonical treesTα of order α for α<ω1(see e.g. [JO]). These form the frames upon whichwe will hang our bases. The ... for all |F |≤2nand all choices of sign. Furthermore THE ISOMORPHISM CLASS OF A BANACH SPACE 427exists. The sequence (˜xi) is then a basis for the completion of (span (˜xi),·) and (˜xi) ... Thenc0embeds into X.We postpone the proof to complete first the Proof of Theorem 1. Assume that X is infinite dimensional and everyisomorph of X is K-elastic. Then by Theorem 7, c0embeds into X....
... opposite to the sense ofthe arc from S to S'. The nine-point circle The Euler’s theorem states that the midpoints ofthe sides of any triangle, the feet of the altitudes and the ... triangles. Then the modulus of u + v is equal to the double ofthe cosine ofthe half of this angle: Figure 6.4 TREATISE OF PLANE GEOMETRY THROUGH GEOMETRICALGEBRA 7 The permutative ... supplementary of α, β, γ, ω. Therefore the sum ofthe angles of a polygon is: ()()() () ()π2π2ππ πππ −=−=−++−+−+− nnωγβα n being the number of sides ofthe polygon. The deduction for the...