Abstract. A graph is said to be DQS if there is no other non-isomorphic graph with the same signless Laplacian spectrum. For a DQS graph 𝐺, we show that 𝐺∪𝑟𝐾₁ is DQS under certain conditions.

Isomorphic Labs, Google’s artificial intelligence drug business, raised $600 million in its first external funding round, the company said on Monday. Thrive Capital, a venture capital firm, led the ...