Publicado por Knopf, 2006
ISBN 10: 1400040922 ISBN 13: 9781400040926
Librería: SecondSale, Montgomery, IL, Estados Unidos de America
Condición: Good. Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc.
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Nuevo desde EUR 11,04
Usado desde EUR 5,31
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Publicado por Vintage, 2007
ISBN 10: 1400033861 ISBN 13: 9781400033867
Librería: SecondSale, Montgomery, IL, Estados Unidos de America
Condición: Good. Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc.
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Nuevo desde EUR 14,83
Usado desde EUR 5,94
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Publicado por Vintage, 2006
ISBN 10: 0739474715 ISBN 13: 9780739474716
Librería: HPB-Emerald, Dallas, TX, Estados Unidos de America
paperback. Condición: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!.
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Usado desde EUR 7,96
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Publicado por Vintage Books USA, 2007
ISBN 10: 0099455374 ISBN 13: 9780099455370
Librería: Half Price Books Inc., Dallas, TX, Estados Unidos de America
Paperback. Condición: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!.
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Nuevo desde EUR 21,03
Usado desde EUR 8,65
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Publicado por SFI Press, 2023
ISBN 10: 1947864270 ISBN 13: 9781947864276
Librería: HPB-Emerald, Dallas, TX, Estados Unidos de America
paperback. Condición: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!.
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Nuevo desde EUR 25,44
Usado desde EUR 10,70
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Publicado por Presnell-Durham Printing Co., Ashboro, N.C., 1950
Librería: Pages Past--Used & Rare Books, Greensboro, NC, Estados Unidos de America
Soft cover. Condición: Good. 8vo. 111 pages, plus 4 pages of tables. Soft cover bound in grey wrappers. Moderate rubbing and wear to the binding. The covers are a bit foxed or tanned about the edges. A sound copy. Prior owner's name on the front cover in pencil. Some pencil marks and writing in the text. Held at Guilford College, in Greensboro, North Carolina. Includes a 11-page Directory of North Carolina Quakers (perhaps the people present at the yearly meeting) with their cities and sometimes street addresses.
Publicado por Twyford Printing Co., Dunn, North Carolina, 1949
Librería: Pages Past--Used & Rare Books, Greensboro, NC, Estados Unidos de America
Soft cover. Condición: Good. 8vo. 126 pages, plus a folding table. Soft cover bound in grey wrappers. Moderate rubbing and wear to the binding. The covers are a bit foxed or tanned about the edges. A sound copy. Some pencil marks and writing in the text. Held at Guilford College, in Greensboro, North Carolina. Includes a 13-page Directory of North Carolina Quakers (perhaps the people present at the yearly meeting) with their cities and sometimes street addresses.
Publicado por Presnell-Durham Printing Co., Ashboro, N.C., 1951
Librería: Pages Past--Used & Rare Books, Greensboro, NC, Estados Unidos de America
Soft cover. Condición: Good. 8vo. 101 pages, plus 8 pages of tables. Soft cover bound in grey wrappers. Moderate rubbing and wear to the binding. The covers are a bit foxed or tanned about the edges. A sound copy. Some ink marks and writing (including some corrections) in the text. Held at Guilford College, in Greensboro, North Carolina. Includes a 12-page Directory of North Carolina Quakers (perhaps the people present at the yearly meeting) with their cities and sometimes street addresses.
Publicado por Drawn and Quarterly Publications, Montreal, Canada, 1992
Librería: Tree Frog Fine Books and Graphic Arts, Beaverton, OR, Estados Unidos de America
Cómic Original o primera edición
Soft cover. Condición: As New. 1st Edition. Comic Book. Magazine format and size. Staple bound. First Printing. With color illustrated covers and color and black/white interior art and photos. AS NEW. All corners pointed. Binding tight and square. Without tears, creases, bumps or chips. Not marked in any way and very clean and bright. All items carefully wrapped and sent boxed.
Publicado por Einaudi, Torino, 2008
Librería: Il Salvalibro, Foligno, PG, Italia
Condición: Good. Mm 135x205 Collana "La Biblioteca delle Scienze". Brossura editoriale di 202 pagine, appunto al frontespèizio, alcune sottolineature sparse con uso leggero di penna. Buono stato. Spedizione entro 24 ore dalla conferma dell'ordine.
Publicado por Random House New York 2006, 2006
Librería: Heritage Books, Southampton, MA, Estados Unidos de America
Original o primera edición
n/a Ilustrador. Very Good + First Edition Printing Not Spec. 8vo = over 9" Very Good DJ 221pp Black hardcover with silver lettering. Pages are neat and clean, no foxing or tears. Binding is tight. DJ has minor wear and scuffs. 1-4000-4092-2.
Publicado por Einaudi, 2008
Librería: Llibres Bombeta, Terrassa, BCN, España
Encuadernación de tapa blanda. Condición: Bien.
Publicado por Le Scienze, 2008
Librería: MULTI BOOK, Cerreto Laziale, RM, Italia
brossura. Condición: Ottimo (Fine). Questo libro racconta la storia del bit e dell'universo. L'universo è la cosa più grande che ci sia e il bit p la più piccola quantità di informazione possibile. L'universo è fatto di bit. Ogni singola ,molecola, ohni atomo, ogni particella elementare registra bit di informazione. Ottimo (Fine) .
Librería: LIBRERIA PAOLO BONGIORNO, Modena, MODEN, Italia
Milano, Edizione Mondolibri su licenza Giulio Einaudi Editore, 2007. In 8vo (cm. 21); copertina originale rigida con titolo in oro al dorso più sovraccoperta illustrata a colori con titoli al piatto e al dorso; pp. XIV, (2), 201, (9). Buono stato di conservazione. PAx.
Publicado por Universalist National Memorial Church,, 1977
Librería: Harry Alter, Sylva, NC, Estados Unidos de America
Ejemplar firmado
paperback, Condición: Good, Universalist National Memorial Church, Wash., 1977, trade paperbk., 106pp., signed inscription by author (Seth), with another by the editor. finger-marked covers, G $.
Publicado por University of Science and Technology of China Press, 2022
ISBN 10: 7312046754 ISBN 13: 9787312046759
Librería: liu xing, Nanjing JiangSu, JS, China
Hardcover. Condición: New. Language:Chinese.HardCover. Pub Date: 2022-05-01 Publisher: University of Science and Technology of China Press Is our universe a great quantum computer? Follow the thought journey of MIT Professor Seth Lloyd and we will find the answer Yes for sure. The interaction between particles in the universe not only exchanges energy. but also transmits information. that is to say. they are not only colliding. but also (computing). What are they counting? Calculate how our universe evolves. This book .
Publicado por Macmillan, London, 2001
Librería: Atticus Rare Books, West Branch, IA, Estados Unidos de America
Original o primera edición
1st Edition. FIRST EDITION IN ORIGINAL PICTORIAL WRAPS OF A 2001 PAPER C-AUTHORED BY SETH LLOYD. The authors "exploit â??quantum weirdness' [in an effort to] dramatically improve the precision of radar, sonar, the global positioning system and other object locators.[They] propose "that taking advantage of the quirky nature of certain quantum pulses would create a significantly more accurate object locator" (Ball, Nature Online, 2002). "The precision with which objects can be located depends on the accuracy with which the arrival time of the pulses can be determined. â??Our work shows that by exploiting 'quantum weirdness,' one can in principle dramatically enhance the precision of such pulse-timing methods,' Lloyd said. â??Counterintuitive features of quantum mechanics such as entanglement (quantum correlations that are 'excessive,' or greater than classical) and squeezing (the reduction of quantum noise levels below their semiclassical limit) can be employed to overcome the classical limits in these procedures'" (Halber, Quantum Weirdness, MIT, 2001) Seth Lloyd, a self-proclaimed â??quantum mechanic', is a professor of mechanical engineering and physics at MIT (MIT). His research area "is the interplay of information with complex systems.He has performed seminal work in the fields of quantum systems, quantum computation, quantum communication and quantum biology including proposing the first technologically feasible design for a quantum computer, demonstrating the viability of quantum analog computation, proving quantum analogs of Shannon's noisy channel theorem, and designing novel methods for quantum error correction and noise reduction" (MIT). We offer two of Lloyd's papers separately, his 1993 paper wherein he is the first to "propose the first technologically feasible design for a quantum computer" (WP). We also offer his 1996 paper separately, the 1st proof "that universal computers can be built from quantum mechanical systems" (Stolz, Quantum, 129). The authors argue: "A wide variety of positioning and ranging procedures are based on repeatedly sending electromagnetic pulses through space and measuring their time of arrival. The accuracy of such procedures is classically limited by the available power and bandwidth. Quantum entanglement and squeezing have been exploited in the context of interferometry, frequency measurements, lithography and algorithms. Here we report that quantum entanglement and squeezing can also be employed to overcome the classical limits in procedures such as positioning systems, clock synchronization and ranging. Our use of frequency-entangled pulses to construct quantum versions of these protocols results in enhanced accuracy compared with their classical analogues. We describe in detail the problem of establishing a position with respect to a fixed array of reference points" (Lloyd, 2001, 417). Philip Ball, writing in Nature Online in 2002, explains it this way: "Whereas cricket balls can be bowled with a spin to left or right, two quantum particles can be let loose in an entangled 'superposition' - a mixture of both spin states. The entangled quantum particles' states are interdependent. Only when their spin is measured does their spin state resolve into 'left' or 'right'. Thus, measuring the spin of one particle automatically decides the other. The use of photons whose frequencies are entangled means that photons in a laser pulse no longer arrive at a detector independently, Lloyd's team propose. If the frequency of one pulse depends on that of one of the others, travel times get bunched together, reducing uncertainty in timing. Ten entangled pulses measure up better than ten normal ones - partly because averaging helps to remove random errors. In addition, frequency-entangled pulses improve accuracy more quickly as their numbers increase" (Ball). CONDITION & DETAILS: Original wraps. 4to. Mailing label on front wrap with small rectangular silver sticker. Not ex-libris. Bright and clean inside and out. F.
Publicado por World Scientific Pub Co Inc, 2024
ISBN 10: 1800614969 ISBN 13: 9781800614963
Librería: Revaluation Books, Exeter, Reino Unido
Hardcover. Condición: Brand New. 283 pages. 9.00x6.00x0.75 inches. In Stock.
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Nuevo desde EUR 130,85
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Publicado por Springer-Verlag GmbH, 2009
ISBN 10: 3642106978 ISBN 13: 9783642106972
Librería: Buchpark, Trebbin, Alemania
Condición: Gut. Zustand: Gut - Neubindung, 1. Auflage, Buch leicht gewellt | Seiten: 106 | Sprache: Englisch | Produktart: Bücher.
Publicado por American Association for the Advancement of Science, 1996
Librería: JF Ptak Science Books, Hendersonville, NC, Estados Unidos de America
Soft cover. Condición: Fine. Lloyd, Seth. "Universal Quantum Simulators" in "Science", American Association for the Advancement of Science, vol 273 no. 5 278, pp 1073-1078, 23 August 1996. Original wrappers. Fine copy of the full issue. [++] 3300+ citations for this paper by Lloyd in which he shows the Feynman quantum computer conjecture (Feynman, "Simulating Physics with Computers" in "International Journal of Theoretical Physics", 21, 467, 1982) to be correct by proving that a quantum system can be simulated in a quantum computer. The very short and sweet abstract from the Lloyd paper simply states: "Feynman's 1982 conjecture that quantum computers can be programmed to simulate any local quantum system, is shown to be correct." That's it. [++] "Since their introduction in 1980 quantum computers have been investigated extensively. A comprehensive review can be found in. The best known problem that quantum computers can in principle solve more efficiently than classical computers is factoring. In this article I present another type of problem that in principle quantum computers could solve more efficiently than a classical computer that of simulating other quantum systems. In 1982, Feynman conjectured that quantum computers might be able to simulate other quantum systems more efficiently than classical computers. Quantum simulation is thus the first classically difficult problem posed for quantum computers. Here I show that a quantum computer can in fact simulate quantum systems efficiently as long as they evolve according to local interactions." [++] *Also see: BENIOFF P, "The Computer as a Physical System a Microscopic Quantum-Mechanical Hamilton Model pf Computers as Represented by Turing-Machines" Journal of Statistical Physics, 22, 563, (1980); AND see: Lloyd, S., A Potentially Realizable Quantum Computer, Science 261, 1569-1571, 1993 for an earlier (earliest?) discussion of the quantum computer.
Publicado por National Association for the Advancement of Science, Washington DC, 1996
Librería: Craig Olson Books, ABAA/ILAB, Belfast, ME, Estados Unidos de America
Original o primera edición
Wraps. Condición: Very Good. First Edition. In 1996, Seth Lloyd proved that a universal quantum simulator was possible by showing that a quantum computer can be programmed to simulate any local quantum system efficiently. 1017-1140 pp. 4to. Magazine with mailing label and light scuffing from shelf wear.
Publicado por Art Workers Coalition New York, NY, 1969
Librería: Specific Object / David Platzker, New York, NY, Estados Unidos de America
Original o primera edición
142 pp.; 28 x 20.5 cm.; staple bound; black-and-white; edition size unknown; unsigned and unnumbered; offset-printed The report from the Art Workers Coalition hearing on April 10, 1969, printed in order to bring each artist's opinion on museum reform to the attention of all art workers and all art institutions in New York City and elsewhere. Includes contributions in the form of statements by Carl Andre, Architects Resistance, Robert Barry, Gregory Battcock, Jon Bauch, Ernst Benkert, Don Bernshouse, Gloria Greenberg Bressler, Selma Brody, Bruce Brown, Bob Carter, Fredrick Castle, Rosemarie Castoro, Michael Chapman, Iris Crump, John Denmark, Joseph Di Donato, Mark Di Suvero, George Dworzan, Farman, Hollis Frampton, Dan Graham, Chuck Ginnever, Bill Gordy, Alex Gross, Hans Haacke, Clarence Hagin, Harvey, Gerry Herman, Frank Hewitt, D. Holmes, Robert Huot, Ken Jacobs, Joseph Kosuth, David Lee, Naomi Levine, Sol LeWitt, Lucy Lippard, Tom Lloyd, Lee Lozano, Len Lye, James McDonald, Edwin Mieczkowski, Vernita Nemec, Barnett Newman, John Perreault, Stephen Phillips, Lil Picard, Peter Pinchbeck, Joanna Pousette-Dart, Barbara Reise, Faith Ringold, Steve Rosenthal, Theresa Schwarz, Seth Siegelaub, Gary Smith, Michael Snow, Anita Steckel, Carl Strueckland, Gene Swenson, Julius Tobias, Jean Toche, Ruth Vollimer, Iain Whitecross, Jay Wholly, Ann Wilson, and Wilbur Woods. Reference : "Materializing Six Years : Lucy R. Lippard and the Emergence of Conceptual Art" by Catherine Morris, Vincent Bonin, Julia Bryan-Wilson. Brooklyn / Cambridge, NY / MA : Brooklyn Museum / MIT Press, 2012, pp. 72. Fine. First printing, clean and unmarked as issued.
Publicado por American Association for the Advancement of Science, New York, 1996
Librería: Atticus Rare Books, West Branch, IA, Estados Unidos de America
Original o primera edición
1st Edition. FIRST EDITION IN ORIGINAL WRAPS OF THE FIRST PROOF "THAT UNIVERSAL COMPUTERS CAN BE BUILT FROM QUANTUM MECHANICAL SYSTEMS" (Stolz, Quantum Computing, 129). In 1982 Feynman conjectured that quantum computers can be programmed to simulate any local quantum system. In this paper, Seth Lloyd proves that Feynman was correct. He "prove[s] that a universal quantum simulator is possible by showing that a quantum computer can be programmed to simulate any local quantum system efficiently" (History of Science: The Wenner Collection; Wikipedia). "Quantum computing studies theoretical computation systems (quantum computers) that make direct use of quantum-mechanical phenomena, such as superposition and entanglement, to perform operations on data" (Gershenfeld, "Quantum Computing with Molecules" in Scientific American, June 1988). "Quantum computers are different from binary digital electronic computers based on transistors. Whereas common digital computing requires that the data be encoded into binary digits (bits), each of which is always in one of two definite states (0 or 1), quantum computation uses quantum bits, which can be in superpositions of states" (Wikipedia). Seth Lloyd, a self-proclaimed â??quantum mechanic', is a professor of mechanical engineering and physics at MIT. His â??potentially realizable' quantum computer is described as "arrays of weakly coupled quantum systems. Computation is effected by a sequence of electromagnetic pulses that induce transitions between locally defined quantum states. in a crystal lattice" (Van Loocke, The Physical Nature of Consciousness, 41). In that 1993 paper (which we offer separately) Lloyd's computer architecture, every â??quit', or gate, does not need to be addressed individually. Lloyd's architecture necessitates "only a few control quits are needed, while the quantum information is stored in a chain of quits that consists of repeated units ABC of only three distinguishable physical qubits. Each group of three physical quits stores one logical quit. Logical operations can be broken down into operations that act on all A, B or C physical quits. It was shown that this architecture is universal, i.e., it can efficiently run all algorithms that are efficient on a network quantum computer" (Stolze, Quantum Computing, 143). In this 1996 paper, Lloyd goes further. Feynman had essentially asked whether implicit exponential explosion might be bypassed by "having one quantum system simulate another directly so that the states of the simulator obey the same equations of motion as the states of the simulated system. [In 1996, Lloyd shows] that a variety of quantum systems, including quantum computers, can be â??programmed' to simulate the behavior of arbitrary quantum systems whose dynamics are determined by local interactions. The programming is accomplished by inducing interactions between the variables of the simulator that imitate the interactions between the variables of the system to be simulated. In effect, the dynamics of the properly programmed simulator and the dynamics of the system to be simulated are one and the same to within any desired accuracy" (Lloyd, 1996, p. 1073). CONDITION & DETAILS: New York: American Association for the Advancement of Science. 8vo. Complete. Very light spotting on the front wrap, otherwise bright and clean inside and out. Very good + condition.
Publicado por American Association for the Advancement of Science, New York, 1993
Librería: Atticus Rare Books, West Branch, IA, Estados Unidos de America
Original o primera edición
1st Edition. FIRST EDITION IN ORIGINAL PICTORIAL WRAPS OF THE 1st PAPER TO "PROPOSE THE FIRST TECHNOLOGICALLY FEASIBLE DESIGN FOR A QUANTUM COMPUTER" (Wikipedia). The wraps are still very bright, which is somewhat unusual for Science issues. Address label on front. Clean and bright within. Excellent condition. "Quantum computing studies theoretical computation systems (quantum computers) that make direct use of quantum-mechanical phenomena, such as superposition and entanglement, to perform operations on data" (Gershenfeld, "Quantum Computing with Molecules" in Scientific American, June 1988). "Quantum computers are different from binary digital electronic computers based on transistors. Whereas common digital computing requires that the data be encoded into binary digits (bits), each of which is always in one of two definite states (0 or 1), quantum computation uses quantum bits, which can be in superpositions of states" (Wikipedia). Seth Lloyd, a self-proclaimed â??quantum mechanic', is a professor of mechanical engineering and physics at MIT. His â??potentially realizable' quantum computer is described in this paper as "arrays of weakly coupled quantum systems. Computation is effected by a sequence of electromagnetic pulses that induce transitions between locally defined quantum states. in a crystal lattice" (Van Loocke, The Physical Nature of Consciousness, 41). This means that in Lloyd's computer architecture, every â??quit', or gate, does not need to be addressed individually. Lloyd's architecture necessitates "only a few control quits are needed, while the quantum information is stored in a chain of quits that consists of repeated units ABC of only three distinguishable physical qubits. Each group of three physical quits stores one logical quit. Logical operations can be broken down into operations that act on all A, B or C physical quits. It was shown that this architecture is universal, i.e., it can efficiently run all algorithms that are efficient on a network quantum computer" (Stolze, Quantum Computing, 143). Lloyd argues that "operated with frequent error correction, such a system functions as a parallel digital computer. Operated in a quantum-mechanically coherent manner, such a device functions as a general purpose quantum-mechanical micro-manipulator, capable of both creating any desired quantum state of the array and transforming that state in any desired way" (Lloyd, 1993, p. 1569). In a 1996 paper that we offer separately, Lloyd would go on to prove that Feynman's 1982 conjecture that quantum computers can be programmed to simulate any local quantum system is correct. In the 1996 paper, Lloyd "proved that a universal quantum simulator is possible by showing that a quantum computer can be programmed to simulate any local quantum system efficiently" (History of Science: The Wenner Collection; Wikipedia). CONDITION & DETAILS: New York: American Association for the Advancement of Science. 8vo. Complete. The wraps are still very bright, which is somewhat unusual for Science issues. Address label on front. Clean and bright within. Excellent condition.