Skolem Th (39 results)
- Softcover
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- Softcover
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Mathematica Scandinavica Volumen 1 Fasciculus 1
Asgeirsson, L.; Elfving, G.; Fenchel, W.; Pleijel, A.; Skolem, Th.
Language: English
Published by Mathematica Scandinavica, Kobenhavn, 1953
- Softcover
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Add to basketSoft cover. Condition: Good. Soft Cover. Good. 7 x 9 1/2. 192 text pages. Text in English. Many contributors. Unmarked, tight and clean.
Mathematica Scandinavica Volumen 1 Fasciculus 2
Asgeirsson, L.; Elfving, G.; Fenchel, W.; Pleijel, A.; Skolem, Th.
Language: English
Published by Mathematica Scandinavica, Kobenhavn, 1953
- Softcover
Seller: G.J. Askins Bookseller, New Lebanon, NY, U.S.A.G.J. Askins Bookseller
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Add to basketSoft cover. Condition: Very Good. Soft Cover. Good. 7 x 9 1/2. 332 text pages. Many contributors. Text in English. Unmarked, tight and clean.
- Hardcover
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- Hardcover
Seller: GreatBookPrices, Columbia, MD, U.S.A.GreatBookPrices
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- Softcover
Seller: GreatBookPricesUK, Woodford Green, United KingdomGreatBookPricesUK
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- Softcover
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Published by North-Holland Publishing Co., 1955
- Softcover
Seller: Books From California, Simi Valley, CA, U.S.A.Books From California
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Add to basketpaperback. Condition: Good.
- Hardcover
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- Hardcover
Seller: GreatBookPricesUK, Woodford Green, United KingdomGreatBookPricesUK
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Language: German
Published by Verlag Julius Springer, 1938
- Softcover
Seller: books4less (Versandantiquariat Petra Gros GmbH & Co. KG), Welling, Germanybooks4less (Versandantiquariat Petra Gros GmbH & Co. KG)
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Add to basketBroschiert. Condition: Gut. 130 Seiten; Das Buch befindet sich in einem ordentlich erhaltenen Zustand. Einbandkanten sind bestoßen. Altersbedingte Anbräunung des Papiers. Sprache: Deutsch Gewicht in Gramm: 210.
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Published by New York - 1950, 1950
- Hardcover
Seller: Sylvain Paré, Montolieu, FranceSylvain Paré
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Add to basketChelsea publishing company, New York - 1950, Ergebnisse der Mathematik und ihrer Grenzgebiete herausgegeben von der Schriftleitung des "Zentralblatt für Mathematik", fünfter Band, 4, 13,50x21 cm, relié, 132 pages Bon état, mais exemplaire de bibliothèque sans jaquette - Pour les envois hors de France, la tafication «livre & broc…hure» pour les frais de port a disparue.Les frais de port annoncés correspondent à une moyenne. Ils seront calculés au plus juste en fonction du poids de votre article.
Published by Chelsea Publishing Company, 1950
- Hardcover
Seller: Anybook.com, Lincoln, United KingdomAnybook.com
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Add to basketCondition: Good. This is an ex-library book and may have the usual library/used-book markings inside.This book has hardback covers. In good all round condition. No dust jacket. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,400grams, ISBN.
Published by North Holland Publishing Company, 1955
- Softcover
Seller: Anybook.com, Lincoln, United KingdomAnybook.com
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Add to basketCondition: Fair. This is an ex-library book and may have the usual library/used-book markings inside.This book has soft covers. In fair condition, suitable as a study copy. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,250grams, ISBN.
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Language: French
Published by Editions du Centre National de la Recherche Scientifique, 1958
Seller: books4less (Versandantiquariat Petra Gros GmbH & Co. KG), Welling, Germanybooks4less (Versandantiquariat Petra Gros GmbH & Co. KG)
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Add to basketgebundene Ausgabe. Condition: Gut. 140 Seiten; Das hier angebotene Buch stammt aus einer teilaufgelösten Bibliothek und kann die entsprechenden Kennzeichnungen aufweisen (Rückenschild, Instituts-Stempel.); der Buchzustand ist ansonsten ordentlich und dem Alter entsprechend gut. In FRANZÖSISCHER Sprache. Sprache: Französisch Gewi…cht in Gramm: 360.
- Softcover
- First Edition
Seller: Xerxes Fine and Rare Books and Documents, Glen Head, NY, U.S.A.Xerxes Fine and Rare Books and Documents
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Add to basketCondition: Near Fine. Oslo 1934 first edition. Dybwad. Extracted from Skrifter det Norske Videnskaps-Akademi i oslo 1933. I. Mathemtisk. 2. Bind. 61p. 4to. Rebound in later plain wraps. Near Fine, no owner marks.
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Mathematische zeitschrift, Schur gedächtnis band : über Normen von Matrizen / über die Abhängigkeit von Potenzsummen und einen Satz von Polya / On the continuity of functions of several variables / Norlund-Verfahren für Funktionen / Groupes de Lie et hyperalgèbres de Lie sur un corps de caractéristique p>O. III. / Groups with finite classes of conjugate subgroups / On finite systems of linear equatiuons with an infinity of unknowns / Konvexitätseigenschaften von Mittelwerten harmonischer und verwandter Funktionen / über Reduzibilität bei gewissen Polynomen und das Tarry-Escottsche Problem / Zur Darstellung endlicher Abelscher Gruppen durch Kollineationen / Die Harnacksche Ungleichung für positive harmonische Funktionen / On algebraic eqations with integral cofficients whose roots belong to a given point set / Bounds for Analytic Functions in Domains with a Distinguished Boundary Surface / Mapping degree in Banach spaces and spectral theory / Betrachtungen über das Vollständigkeitsaxiom
Collectif : OSTROWSKI A., PERRON O., ROSENTHAL A., KNOPP K., DIEUDONNE J., NEMANN B. H., ROGOSINSKI W. W., DINGHAS A., SCHULZ W., FRUCHT R., HOPF E., FEKETE M. & SZEGÖ G., BERGMAN S., ROTHE E. H., BERNAYS P., BOCHNER S., JACOBSTHAL E., OTT-HEINRICH KELLER, TAUSSKY O., HIRSCH K. A., SKOLEM Th., HAHN W., GRUNSKY H., SPECHT W., POLYA G., LOEWNER C., MOTZKIN T. S., BEHREND F. A., SIEGEL C. L., FREUDENTHAL H., BRAUER R., RADEMACHER H., STÖHR A., WIELANDT H., RADO R., FENCHEL W., KOCHENDÖRFFER R., GEIRINGER H., MORDELL L. J., BRAUER A.
Published by Mathematische zeitschrift - 1955, 1955
- Hardcover
Seller: Sylvain Paré, Montolieu, FranceSylvain Paré
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Add to basketMathematische zeitschrift - 1955 - 1956, in-8, relié, 541 pages Très bon état - Pour les envois hors de France, la tafication «livre & brochure» pour les frais de port a disparue.Les frais de port annoncés correspondent à une moyenne. Ils seront calculés au plus juste en fonction du poids de votre article.
Published by North-Holland, 1955, 1955
- Softcover
Seller: Antiquariaat Berger & De Vries, Groningen, NetherlandsAntiquariaat Berger & De Vries
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Add to basketSoftcover. 113 p. -good.-(Cover worn and sunned, name in ink on the fly-leaf, three underlinings in pencil, but otherwise in good condition. ).
- Softcover
Seller: Xerxes Fine and Rare Books and Documents, Glen Head, NY, U.S.A.Xerxes Fine and Rare Books and Documents
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Add to basketCondition: Good. Oslo 1944. Ugitt av det Dorke Videnskaps-Akademi i Oslo, Mat.- Naturv. Klasse. In Norwegian. Sm.4to., 70pp., rebound in later plain wraps. Narrow old dry stain at left margin of first dozen pages. Good.
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MEMORIAS DE MATEMATICA DEL INSTITUTO "JORGE JUAN" Nº 14. EXPOSICION DE LA TEORIA NUMEROS ALGEBRAICOS
Published by CONSEJO SUPERIOR DE INVESTIGACIONES CIENTIFICAS, MADRID, 1954
- Softcover
Seller: TraperíaDeKlaus, Logroño, LO, SpainTraperíaDeKlaus
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Add to basketCondition: Bueno. 29.
- Softcover
- Print on Demand
Seller: THE SAINT BOOKSTORE, Southport, United KingdomTHE SAINT BOOKSTORE
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Paperback / softback. Condition: New. This item is printed on demand. New copy - Usually dispatched within 5-9 working days.
Published by Kristiana Dybwald, 1919
- Softcover
Seller: Antiquariat Bergische Bücherstube Mewes, Overath, GermanyAntiquariat Bergische Bücherstube Mewes
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Add to basketweicher Einband. 37 S. Gr 8° Br. Sprache: Deutsch.
Published by Kristiana Dybwad, 1931
- Softcover
Seller: Antiquariat Bergische Bücherstube Mewes, Overath, GermanyAntiquariat Bergische Bücherstube Mewes
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Published by Oslo: Dybwad, 1935
- Softcover
Seller: Antiquariat Bergische Bücherstube Mewes, Overath, GermanyAntiquariat Bergische Bücherstube Mewes
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Published by Kristiana Dybwad, 1923
- Softcover
Seller: Antiquariat Bergische Bücherstube Mewes, Overath, GermanyAntiquariat Bergische Bücherstube Mewes
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Published by Oslo: Dybwad, 1929
- Softcover
Seller: Antiquariat Bergische Bücherstube Mewes, Overath, GermanyAntiquariat Bergische Bücherstube Mewes
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Add to basketweicher Einband. 49 S. Gr 8° Br. Sprache: Deutsch.
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Published by Kristiania: in Kommission bei Jacob Dybwad, 1920 (Ink stamp: Printed in Norway)., 1920
- Softcover
- First Edition
Seller: Scientia Books, ABAA ILAB, Arlington, MA, U.S.A.Scientia Books, ABAA ILAB
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Add to basketSoft cover. Condition: Near Fine. 1st Edition. 36 pp. Original printed wrappers. UNOPENED COPY. Near Fine. First Edition. Löwenheim-Skolem Theorem. "Many logicians would agree that Skolem and Gödel are the two greatest logicians of the [20th] century" (Wang, "Skolem and Gödel", Nordic Journal of Philosophical Logic, Vol. 1, no.…2, pp. 119-132). "The first result presented in the paper is that every well-formed formula of the first-order predicate calculus has what is now known as a Skolem normal form for satisfiability. . . . Skolem normal forms have since become one of the logician's standard tools. These forms were used, in particular, by Gödel in his proof of the completeness of quantification theory (1930). . . . After having introduced the normal form of a formula, Skolem offers (Theorem 2) a new proof of Löwenheim's theorem. . . . He is able to fill a serious gap left open by Löwenheim in his proof. Skolem notes the use of the axiom of choice in his proof. . .(Van Heijenoort, From Frege to Gödel, p. 252; English translation (of §1) Logico-Combinatorial Investigations in the Satisfiability or Provability of Mathematical Propositions: A Simplified Proof of a Theorem by L. Löwenheim and Generalizations of the Theorem in Van Heijenoort, pp. 254-63). "It seems clear that Godel read at least the statements of theorems and definitions in Löwenheim's paper, and in Skolem's 1920 paper as well. In the published version of his thesis (1930), Gödel cites Skolem (1920) explicitly: 'An analogous procedure was used by Skolem (1920) in proving Löwenheim's theorem' (Gödel 1930, pp. 108-109). . . . Skolem studied at Göttingen in the winter of 1915-1916. We do not know whether he first learned of Löwenheim's paper at Göttingen, or whether he simply read it in the Mathematische Annalen. Skolem's first paper re-proving Löwenheim's theorem (1920) introduced the notion of first-order equations and dropped the relative sum and product notation that Löwenheim had adopted from Schröder, and which originated with Peirce. Skolem's 1920 proof was thus a simplified version of Löwenheim's original proof using algebraic notations and the axiom of choice. Skolem did not claim that Löwenheim's original proof was wrong or incomplete; he only said he was giving a simpler and clearer proof. . . . Stated in the language of the calculus of relatives, Löwenheim's celebrated theorem about first-order logic simply fell out of what was for him an obvious technical generalization of something that was more interesting in the calculus of relatives, that is, a technique that enables him to say what the cardinalities of universes can be from the analysis of the form of an equation. It was left to Skolem to extract the essence of Löwenheim's theorem and state it in the language of first-order logic. . . . [A]lthough Löwenheim's paper was published in 1915 in the premier mathematical journal in the world, it was not until Skolem's paper of 1920 that Löwenheim's theorem received any attention. . . . Skolem's 1920 paper . . . begins with a theorem known today as the Skolem normal form. . . . Skolem's 1920 proof of Löwenheim's theorem uses the axiom of choice. It is quite simple. It is also not Löwenheim's proof, although the ideas are present in Löwenheim in a less clear form and in a longer proof. . ." (Brady, From Peirce to Skolem: A Neglected Chapter in the History of Logic pp. 3-4, 170-71, 197-98). OCLC locates copies in these 5 US libraries: Chicago, Iowa, Johns Hopkins, Stanford, Washington.
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Published by Kristiania: in Kommission bei Jacob Dybwad, 1919., 1919
- Softcover
- First Edition
Seller: Scientia Books, ABAA ILAB, Arlington, MA, U.S.A.Scientia Books, ABAA ILAB
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Add to basketSoft cover. Condition: Very Good. 1st Edition. 37 pp. Original wrappers. Spine repaired (see photos). Signature of former owner Samuel Skulsky on title page. Very Good. First Edition. "Skolem's second paper in logic, dated 26 May 1917 and published in Norway in 1919. The work contains important early results on lattice theory, i…ncluding the following: 1. A proof of the mutual independence of all the lattice axioms through graphical models, some of them infinite. 2. The same for distributive lattices. In particular, the five-element lattice that is a counterexample to distributivity is given. 3. A method for deciding if an atomic formula is derivable from at most two atomic formulas by the axioms for a distributive lattice. Skolem's paper also introduces the notion of a Heyting algebra. . . . It is quite astonishing that Skolem had found an algebraic axiomatization of intuitionistic propositional logic well before its basic principles were definitively clarified by Heyting's axiomatization (1930). Of his motivations for introducing the algebraic axiomatization, what he called 'class rings' (Klassenringe), Skolem writes that they are 'a natural continuation and generalization of the groups of the identity calculus' (1919, p. 78). Whatever the motivations, Skolem had invented the notion of a Heyting algebra directly from lattice theory, through a symbolic maximal solution of the defining inequality of the arrow. . . . Skolem's work was appreciated by Dana Scott who wrote, in a review of a late lattice-theoretic paper Skolem (1958): 'In a remarkable paper published in 1919 . . . the author studied several questions about distributive lattices in a completely abstract and general form. At that time, however, he did not use the terminology we know today. . . . Hence, his work escaped the notice that it actually deserves' " (Jan van Plato, "In the Shadows of the Löwenheim-Skolem Theorem: Early Combinatorial Analyses of Mathematical Proofs," Bulletin of Symbolic Logic, Vol. 13, no. 2, June 2007).
- Softcover
- First Edition
Seller: Herman H. J. Lynge & Søn ILAB-ABF, Copenhagen, DenmarkHerman H. J. Lynge & Søn ILAB-ABF
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Add to basketKristiania, 1921. Royal8vo. Unopened, uncut in the original printed wrappers. Very fine and clean. 57 pp. First edition.
