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A Nontrivial Product of Filtration s + 5 in the Stable Homotopy of Spheres
引用本文:Xiu Gui LIU. A Nontrivial Product of Filtration s + 5 in the Stable Homotopy of Spheres[J]. 数学学报(英文版), 2007, 23(3): 385-392. DOI: 10.1007/s10114-005-0548-y
作者姓名:Xiu Gui LIU
作者单位:Department of Mathematics and LPMC, Nankai University, Tianjin 300071, P. R. China
基金项目:This paper is supported by the National Natural Science Foundation of China (No. 10501045, 10426028), the China Postdoctoral Science Foundation and the Fund of the Personnel Division of Nankai University
摘    要:In this paper, some groups Ext A^s.t (Zp, Zp) with specialized s and t are first computed by the May spectrM sequence. Then we make use of the Adams spectral sequence to prove the existence of a new nontrivial family of filtration s+5 in the stable homotopy groups of spheres πpnq+(s+3)pq+(s+1)q-5S which is represented (up to a nonzero scalar) by β+2bohh∈ExtA^s+5,P^nq+(n+3)pq+(n+1)q+s(Zp, Zp) in the Adams spectral sequence, where p ≥ 5 is a prime number, n ≥3, 0≤ s 〈 p - 3, q = 2(p - 1).

关 键 词:球面 稳定同伦 非平凡积 σ域流
收稿时间:2003-09-15
修稿时间:2003-09-152004-06-28

A Nontrivial Product of Filtration s + 5 in the Stable Homotopy of Spheres
Xiu Gui Liu. A Nontrivial Product of Filtration s + 5 in the Stable Homotopy of Spheres[J]. Acta Mathematica Sinica(English Series), 2007, 23(3): 385-392. DOI: 10.1007/s10114-005-0548-y
Authors:Xiu Gui Liu
Affiliation:(1) School of Mathematical Sciences, Nankai University, Tianjin 300071, P. R. China
Abstract:In this paper, some groups $$
{text{Ext}}^{{s,t}}_{A} {left( {Zp,Zp} right)}
$$ with specialized s and t are first computed by the May spectral sequence. Then we make use of the Adams spectral sequence to prove the existence of a new nontrivial family of filtration s+5 in the stable homotopy groups of spheres $$
pi _{{p^{n} q + {left( {s + 3} right)}pq + {left( {s + 1} right)}q - 5}} S
$$ which is represented (up to a nonzero scalar) by $$
 ifmmodeexpandaftertildeelseexpandafter~fi{beta }_{{s + 2}} b_{0} h_{n}  in Ext^{{s + 5,p^{n} q + {left( {s + 3} right)}pq + {left( {s + 1} right)}q + s}}_{A} {left( {Z_{p} ,Z_{p} } right)}
$$ in the Adams spectral sequence, where p ≥ 5 is a prime number, n ≥ 3, 0 ≤ s < p − 3, q = 2(p − 1). This paper is supported by the Youth Project of Tianyuan Foundation of China (No. 10426028), the China Postdoctoral Science Foundation and the Fund of Nankai University Personnel Division
Keywords:Stable homotopy of spheres   Adams spectral sequence   Toda Smith spectrum   May spectral sequence
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