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 ...

When a writer wants to set a story in the distant future, they have to be prepared to answer a lot of questions. Every element of futuristic technology requires a line or two of explanation. Sci-fi ...

(MENAFN- The Conversation) 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 ...