Positive values of inhomogeneous 5-ary quadratic forms of type (3, 2)
1980 ◽
Vol 29
(4)
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pp. 439-453
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AbstractLet Q(x, y, z, t, u) be a real indefinite 5-ary quadratic form of type (3,2) and determinant D(> 0). Then given any real numbers x0, y0, z0, t0, u0 there exist integers x, y, z, t, u such that 0 < Q(x+x0,y+y0,z+z0,t+t0,u+u0)≦(16D)1/5. All the critical forms are also determined.
1981 ◽
Vol 89
(2)
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pp. 225-235
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1981 ◽
Vol 31
(2)
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pp. 175-188
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1983 ◽
Vol 94
(1)
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pp. 1-8
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1968 ◽
Vol 8
(1)
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pp. 87-101
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Keyword(s):
1967 ◽
Vol 63
(2)
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pp. 277-290
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1949 ◽
Vol 197
(1049)
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pp. 256-268
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1955 ◽
Vol 7
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pp. 337-346
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2007 ◽
Vol 03
(04)
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pp. 541-556
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2014 ◽
Vol 57
(3)
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pp. 579-590
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