نتایج جستجو برای: zagreb energy

تعداد نتایج: 668603  

Journal: :iranian journal of mathematical chemistry 2013
g. h. shirdel h. rezapour a. m. sayadi

let g be a simple connected graph. the first and second zagreb indices have been introducedas  vv(g)(v)2 m1(g) degg and m2(g)  uve(g)degg(u)degg(v) , respectively,where degg v(degg u) is the degree of vertex v (u) . in this paper, we define a newdistance-based named hyperzagreb as e uv e(g) .(v))2 hm(g)     (degg(u)  degg inthis paper, the hyperzagreb index of the cartesian product...

2010

Botica, Stipe. 2003. Andrija Ka i Miošši . Zagreb, Split: ŠŠkolska knjiga, Filozofski fakultet, Zbornik ““Ka i ””. ubeli , Tvrtko. 1970. Usmena narodna retorika i teatrologija. Zagreb: [s. n.]. Deli , Simona. 2001. Izme u klevete i kletve. Tema obitelji u hrvatskoj usmenoj baladi. Zageb: Hrvatska sveu iliššna naklada. Duki , Davor. 1998. Figura protivnika u hrvatskoj povijesnoj epici. Zagreb: H...

I was born in Zagreb (Croatia) on October 26, 1936. My parents were Regina (née Pavić) (April17, 1916, Zagreb–March 9, 1992, Zagreb) and Cvjetko Trinajstić (September 9, 1913, Volosko–October 29, 1998, Richmond, Australia).

2014
D. Katanec

Diode and Er : yag laser vs. conventional technique for second stage surgery D. Gabri c panduri c, M. Su si c, J. Brozovi c, I. Smojver, V. Vu ci cevi c boras, D. Katanec Department of Oral Surgery, School of Dental Medicine, University of Zagreb, Zagreb, Croatia, Private Dental Practise, Split, Croatia, Private Dental Practise, Zagreb, Croatia, Department of Oral Medicine, School of Dental Med...

F. RAHBARNIA M. TAVAKOLI

Let G be a graph. The first Zagreb M1(G) of graph G is defined as: M1(G) = uV(G) deg(u)2. In this paper, we prove that each even number except 4 and 8 is a first Zagreb index of a caterpillar. Also, we show that the fist Zagreb index cannot be an odd number. Moreover, we obtain the fist Zagreb index of some graph operations.

2017
Süleyman Ediz

Topological indices have important role in theoretical chemistry for QSPR researches. Among the all topological indices the Randić and the Zagreb indices have been used more considerably than any other topological indices in chemical and mathematical literature. Most of the topological indices as in the Randić and the Zagreb indices are based on the degrees of the vertices of a connected graph....

Journal: :transactions on combinatorics 2016
nader habibi tayebeh dehghan zadeh ali reza ashrafi

the first zagreb index, $m_1(g)$, and second zagreb index, $m_2(g)$, of the graph $g$ is defined as $m_{1}(g)=sum_{vin v(g)}d^{2}(v)$ and $m_{2}(g)=sum_{e=uvin e(g)}d(u)d(v),$ where $d(u)$ denotes the degree of vertex $u$. in this paper, the firstand second maximum values of the first and second zagreb indicesin the class of all $n-$vertex tetracyclic graphs are presented.

2007
J.-F. Hochedez

1 Hvar Observatory, Faculty of Geodesy, University of Zagreb, Kačićeva 26, HR-10000 Zagreb, Croatia 2 Kiepenheuer-Institut für Sonnenphysik, Schöneckstr. 6, D-79104 Freiburg, Germany 3 Geophysical Institute, Faculty of Science, University of Zagreb, Horvatovac bb, HR-10000 Zagreb, Croatia 4 Easy Toolkit, Inc., Houston, Texas, USA 5 Observatoire Royal de Belgique, Ave. Circulaire 3, B-1180 Bruxe...

2014
Branka Bedenić Vanda Plečko Sanda Sardelić Selma Uzunović Karmen Godič Torkar

1 Clinical Department for Clinical and Molecular Microbiology, University Hospital Center Zagreb, 10000 Zagreb, Croatia 2 Department of Microbiology, School of Medicine, University of Zagreb, 10000 Zagreb, Croatia 3 Department of Microbiology, University Hospital Center Split, 21000 Split, Croatia 4Cantonal Public Health Institute Zenica, 72000 Zenica, Bosnia and Herzegovina 5 Department for Sa...

2012
J. Mlinarec Z. Šatović N. Malenica I. Ivančić-Baće

J. Mlinarec1, Z. Šatović2, N. Malenica1, I. Ivančić-Baće1 and V. Besendorfer1,* Faculty of Science, University of Zagreb, Division of Biology, Department of Molecular Biology, Horvatovac 102a, HR-10000 Zagreb, Croatia and Department of Seed Science and Technology, Faculty of Agriculture, University of Zagreb, Svetošimunska 25, HR-10000 Zagreb, Croatia * For correspondence. E-mail [email protected]...

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