On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)

The number of representations of positive integers by quadratic forms F1=x12+x1x2+12x22 and G1=3x12+x1x2+4x22 of discriminant −47 are given. Moreover, a basis for the space S4(Γ0(47),1) are constructed, and the formulas for r(n;F4), r(n;G4), r(n;F3⊕G1), r(n;F2⊕G2), and r(n;F1⊕G3) are derived....

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Main Authors: Ahmet Tekcan, Osman Bızım
Format: Article
Language:English
Published: Wiley 2004-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/S0161171204203076
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author Ahmet Tekcan
Osman Bızım
author_facet Ahmet Tekcan
Osman Bızım
author_sort Ahmet Tekcan
collection DOAJ
description The number of representations of positive integers by quadratic forms F1=x12+x1x2+12x22 and G1=3x12+x1x2+4x22 of discriminant −47 are given. Moreover, a basis for the space S4(Γ0(47),1) are constructed, and the formulas for r(n;F4), r(n;G4), r(n;F3⊕G1), r(n;F2⊕G2), and r(n;F1⊕G3) are derived.
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institution Kabale University
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-287490d6142648bbb74c191a3f77c4162025-02-03T01:24:55ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04252004-01-0120041263764610.1155/S0161171204203076On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)Ahmet Tekcan0Osman Bızım1Department of Mathematics, Faculty of Science, University of Uludag, Görükle, Bursa 16059, TurkeyDepartment of Mathematics, Faculty of Science, University of Uludag, Görükle, Bursa 16059, TurkeyThe number of representations of positive integers by quadratic forms F1=x12+x1x2+12x22 and G1=3x12+x1x2+4x22 of discriminant −47 are given. Moreover, a basis for the space S4(Γ0(47),1) are constructed, and the formulas for r(n;F4), r(n;G4), r(n;F3⊕G1), r(n;F2⊕G2), and r(n;F1⊕G3) are derived.http://dx.doi.org/10.1155/S0161171204203076
spellingShingle Ahmet Tekcan
Osman Bızım
On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
International Journal of Mathematics and Mathematical Sciences
title On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
title_full On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
title_fullStr On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
title_full_unstemmed On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
title_short On the number of representations of positive integers by quadratic forms as the basis of the space S4(Γ0(47),1)
title_sort on the number of representations of positive integers by quadratic forms as the basis of the space s4 γ0 47 1
url http://dx.doi.org/10.1155/S0161171204203076
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