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Record Nr. |
UNINA9910480325703321 |
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Autore |
Bannai Etsuko <1944-> |
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Titolo |
Positive definite unimodular lattices with trivial automorphism groups / / Etsuko Bannai |
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Pubbl/distr/stampa |
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Providence, Rhode Island, United States : , : American Mathematical Society, , 1990 |
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©1990 |
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ISBN |
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Descrizione fisica |
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1 online resource (79 p.) |
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Collana |
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Memoirs of the American Mathematical Society, , 0065-9266 ; ; Volume 85, Number 429 |
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Disciplina |
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Soggetti |
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Modular lattices |
Automorphisms |
Electronic books. |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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"May 1990, Volume 85, Number 429 (second of 3 numbers)"--Cover. |
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Nota di bibliografia |
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Includes bibliographical references. |
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Nota di contenuto |
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""TABLE OF CONTENTS""; ""INTRODUCTION""; ""I. PRELIMINARIES""; ""Â1. Quadratic lattices and their mass formulas""; ""Â2. Hermitian lattices and their mass formulas""; ""II. GENERAL THEORY""; ""Â3. Lattices with non-trivial automorphisms whose minimal polynomials are reducible""; ""Â4. Lattices with non-trivial automorphisms whose minimal polynomials are irreducible""; ""III. LOCAL DENSITIES""; ""Â5. Local densities of hermitian lattices""; ""Â6. List of quadratic lattices over 2 -adic integers and their local densities""; ""IV. ESTIMATIONS""; ""Â7. The estimation of w[sub(R(2))]/w(L)"" |
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