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Open Daily: 10am - 10pm | Alley-side Pickup: 10am - 7pm
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612-822-4611
Simmetriyno-Adaptirovannyy Metod Tochnoy Diagonalizatsii

Simmetriyno-Adaptirovannyy Metod Tochnoy Diagonalizatsii

Paperback

Physics

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ISBN10: 3843303517
ISBN13: 9783843303514
Publisher: Lap Lambert Academic Pub
Published: Oct 28 2010
Pages: 132
Weight: 0.45
Height: 0.31 Width: 6.00 Depth: 9.00
Language: Russian
V nastoyashchey monografii predlagaetsya metod diagonalizatsii gamil'toniana klastera dvumernoy reshetki proizvol'nogo spina S v ramkakh izotropnoy modeli Geyzenberga. Formalizm analogichen renorm-gruppe v real'nom prostranstve i baziruetsya na teoretiko-gruppovom analize dlya nepreryvnoy SU(2) i tochechnoy gruppy simmetrii reshetki. Protsedura tochnoy diagonalizatsii ispol'zuetsya na kazhdom shage renorm-gruppovoy protsedury dvazhdy. Metod primenyaetsya k dvum model'nym sistemam: antiferromagnetiku spina 1/2 na kvadratnoy reshetke i antiferromagnetiku spina 1 na reshetke, topologicheski ekvivalentnoy geksoganal'noy. Dlya oboikh sistem vychislyayutsya osnovnye nablyudaemye (energii svyazi, namagnichennost' i t.p.) i korrelyatsionnye funktsii, a takzhe illyustriruyutsya osnovnye etapy primeneniya predlagaemogo vychislitel'nogo metoda, potentsial'nye problemy, kotorye mogut vozniknut' pri ego prakticheskoy realizatsii i sposoby ikh ustraneniya.

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