نتایج جستجو برای: magic

تعداد نتایج: 10557  

2013
Neelam Kumari Seema Mehra

Abstract : In this paper we introduced the concept of complementary super edge magic labeling and Complementary Super Edge Magic strength of a graph G.A graph G (V, E ) is said to be complementary super edge magic if there exist a bijection f:V U E → { 1, 2, ............p+q } such that p+q+1 f(x) is constant. Such a labeling is called complementary super edge magic labeling with complementary s...

2016
T. Mamie Lih Wai-Kok Choong Chen-Chun Chen Cheng-Wei Cheng Hsin-Nan Lin Ching-Tai Chen Hui-Yin Chang Wen-Lian Hsu Ting-Yi Sung

MAGIC-web is the first web server, to the best of our knowledge, that performs both untargeted and targeted analyses of mass spectrometry-based glycoproteomics data for site-specific N-linked glycoprotein identification. The first two modules, MAGIC and MAGIC+, are designed for untargeted and targeted analysis, respectively. MAGIC is implemented with our previously proposed novel Y1-ion pattern...

Journal: :Australasian J. Combinatorics 2012
Petr Kovár Tereza Kovárová Dalibor Froncek

Let G = (V, E) be a graph on n vertices. A bijection f : V → {1, 2, . . . , n} is called a distance magic labeling of G if there exists an integer k such that ∑ u∈N(v) f(u) = k for all v ∈ V , where N(v) is the set of all vertices adjacent to v. The constant k is the magic constant of f and any graph which admits a distance magic labeling is a distance magic graph. In this paper we solve some o...

Journal: :Australasian J. Combinatorics 2004
Alan F. Beardon

There are many results on edge-magic, and vertex-magic, labellings of finite graphs. Here we consider magic labellings of countably infinite graphs over abelian groups. We also give an example of a finite connected graph that is edge-magic over one, but not over all, abelian groups of the appropriate order.

2005
Paul Gribelyuk

Magic squares have turned up throughout history, some in a mathematical context, others in philosophical or religious contexts. According to legend, the first magic square was discovered in China by an unknown mathematician sometime before the first century A.D. It was a magic square of order three thought to have appeared on the back of a turtle emerging from a river. Other magic squares surfa...

Journal: :Discrete Mathematics 2017
Abdollah Khodkar Christian Schulz Nathan Wagner

2002
Landon W. Rabern

A problem due to Martin LaBar is to find a 3x3 magic square with 9 distinct perfect square entries or prove that such a magic square cannot exist (LaBar [1]). This problem has been tied to various domains including arithmetic progressions, rational right triangles, and elliptic curves (Robertson [2]). However, there are some interesting properties that can be derived without ever leaving the do...

Journal: :Australasian J. Combinatorics 2005
Walter D. Wallis R. A. Yates

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