Hausdorff operators form a class of linear integral transforms characterised by a kernel function and a dilation parameter that together encode scaling and averaging effects on input functions.

The mathematical analysis of Schrödinger operators centres on the rigorous study of the differential operator H=−Δ+V acting on functions over Euclidean space or more general manifolds. Spectral theory ...

S&P Dow Jones Indices said on Thursday it has kicked off a consultation ⁠that could result in major changes to rules ‌governing the entry of companies into its indexes such as the S&P 500. As ...

April 30 (Reuters) - S&P Dow Jones ⁠Indices ⁠said on Thursday it ⁠has kicked off a consultation that could result in major changes to rules governing the entry ‌of companies into its ‌indexes such as ...

Japanese chipmaker Kioxia Holdings Corp. and Don Quijote discount store operator Pan Pacific International Holdings Corp. will join the Nikkei 225 stock index from Apr. 1, Nikkei Inc. said Thursday.

The Hacker News is the top cybersecurity news platform, delivering real-time updates, threat intelligence, data breach reports, expert analysis, and actionable insights for infosec professionals and ...

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** ATTENTION**: This only works properly for operators created within a package, this means when creating a new operator the name should be preceded by a package-name like <package>.<operator>. --init ...

Hong Kong's exchange operator has launched a new technology index to track the largest firms listed in the city across emerging areas like robotics and smart driving. Hong Kong Exchanges & Clearing ...