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  1. We describe in terms of generators and relations the ring structure of the R O ( C 2 ) RO(C_2) -graded C 2 C_2 -equivariant stable stems π<#comment/> ⋆<#comment/> C 2 \pi _\star ^{C_2} modulo the ideal of all nilpotent elements. As a consequence, we also record the ring structure of the homotopy groups of the rational C 2 C_2 -equivariant sphere π<#comment/> ⋆<#comment/> C 2 ( S Q ) \pi _\star ^{C_2}(\mathbb {S}_\mathbb {Q})
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  2. Beliaev, Dmitry; Smirnov, Stanislav (Ed.)
    We consider the problem of computing the stable homotopy groups of spheres, including applications and history. We describe a new technique that yields streamlined computations through dimension 61 and gives new computations through dimension 90 with very few exceptions. We discuss questions and conjectures for further study, including a new approach to the computation of motivic stable homotopy groups over arbitrary base fields. We provide complete charts for the Adams spectral sequence through dimension 90. 
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  3. Abstract Using techniques in motivic homotopy theory, especially the theorem of Gheorghe, the second and the third author on the isomorphism between motivic Adams spectral sequence for $$C\tau $$ C τ and the algebraic Novikov spectral sequence for $$BP_{*}$$ B P ∗ , we compute the classical and motivic stable homotopy groups of spheres from dimension 0 to 90, except for some carefully enumerated uncertainties. 
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