ABSTRACT: Let G=( V,E ) be a graph. The first Zagreb index of a graph G is defined as ∑ u∈V d G 2 ( u ) , where d G ( u ) is the degree of vertex u in G . In this paper, we obtain two lower bounds ...

ABSTRACT: Let G=( V,E ) be a graph. The first Zagreb index of a graph G is defined as ∑ u∈V d G 2 ( u ) , where d G ( u ) is the degree of vertex u in G . In this paper, we obtain two lower bounds ...

Abstract: Hodge theory provides a unifying view of the various line, surface, and volume integrals that appear in physics and engineering applications. Hodge theory on graphs develops discrete ...

Sierpiftski graphs S(n,3) are the graphs of the Tower of Hanoi puzzle with n disks, while Sierpiftski gasket graphs Sn are the graphs naturally defined by the finite number of iterations that lead to ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Ryan Seacrest Breaks Down as He Shares an Emotional Family Update New Photos Show How President Trump Paved Over the White House Rose Garden Record number of farms shut in wake of inheritance tax raid ...

Applicable Analysis and Discrete Mathematics, Vol. 7, No. 2 (October 2013), pp. 262-274 (13 pages) A map f : V → {0, 1, 2} is a Roman dominating function for G if for every vertex v with f(v) = 0, ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Ramya Krishnamoorthy shares a detailed case ...

Can you chip in? The Internet Archive is introducing peer-to-peer (P2P) fundraising —a giving platform that allows individual supporters to host personalized campaigns to fundraise for the Internet ...

NYC Algebra teachers are dreading the next school year — when nearly all of them will have to use a commercial math curriculum being blasted as “a complete disaster.” Last year, teachers at 265 ...

The School of Mathematics and Statistics is recognized for its contributions to research and applications of mathematical and statistical science, and it’s also known for expertise in mathematical and ...