Two weeks ago, a modest-looking paper was uploaded to the arXiv preprint server with the unassuming title “On the invariant subspace problem in Hilbert spaces”. The paper is just 13 pages long and its ...

Add Yahoo as a preferred source to see more of our stories on Google. Two weeks ago, a modest-looking paper was uploaded to the arXiv preprint server with the unassuming title “On the invariant ...

Suppose H is a complex Hilbert space and T ∈ L(H) is a bounded operator. For each closed set F $\subset$ C let HT(F) denote the corresponding spectral manifold. Let σloc(T) denote the set of all ...

This is a preview. Log in through your library . Abstract We investigate the canonical conjugation, χ , of the mod 2 dual Steenrod algebra, A*, with a view to determining the subspace, A* χ, of ...

Two weeks ago, a modest-looking paper was uploaded to the arXiv preprint server with the unassuming title On the invariant subspace problem in Hilbert spaces. The paper is just 13 pages long and its ...