Automattic, the open source force behind WordPress.com, WooCommerce, Longreads, Simplenote and Tumblr, has made a $4.6M strategic investment into New Vector — the creators of an open, decentralized ...
Abstract Let A be an n × n Hermitian matrix and A = UΛUH be its spectral decomposition, where U is a unitary matrix of order n and Λ is a diagonal matrix. In this note we present the perturbation ...
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