Results 51 to 60 of about 1,212,791 (104)

Hitchhiker's Guide to the Swampland: The Cosmologist's Handbook to the String‐Theoretical Swampland Programme

open access: yesFortschritte der Physik, Volume 74, Issue 4, April 2026.
Abstract String theory has strong implications for cosmology, implying the absence of a cosmological constant, ruling out single‐field slow‐roll inflation, and that black holes decay. The origins of these statements are elucidated within the string‐theoretical swampland programme.
Kay Lehnert
wiley   +1 more source

On super vertex-graceful unicyclic graphs [PDF]

open access: yes, 2009
summary:A graph $G$ with $p$ vertices and $q$ edges, vertex set $V(G)$ and edge set $E(G)$, is said to be super vertex-graceful (in short SVG), if there exists a function pair $(f, f^+)$ where $f$ is a bijection from $V(G)$ onto $P$, $f^+$ is a bijection
Lee, Sin-Min, Ng, Ho Kuen, Leung, Elo
core   +1 more source

A Note on 1-Edge Balance Index Set [PDF]

open access: yes, 2012
A graph labeling is an assignment of integers to the vertices or edges or both, subject to certain conditions. Varieties of graph labeling have been investigated by many authors [2], [3] [5] and they serve as useful models for broad range of ...
Chandrashekar Adiga,   +2 more
core   +1 more source

Tessellation Groups, Harmonic Analysis on Non‐Compact Symmetric Spaces and the Heat Kernel in View of Cartan Convolutional Neural networks

open access: yesFortschritte der Physik, Volume 74, Issue 4, April 2026.
ABSTRACT In this paper, we continue the development of the Cartan neural networks programme, launched with three previous publications, by focusing on some mathematical foundational aspects that we deem necessary for our next steps forward. The mathematical and conceptual results are diverse and span various mathematical fields, but the inspiring ...
Pietro Fré   +4 more
wiley   +1 more source

D-Graceful Labeling of a Path

open access: yes, 2016
[[abstract]]Let G be a undirected graph with a vertex set V and an edge set E. Given a nonnegative integer set D. A D-graceful labeling f of G is an injection f : V → D such that {|f(x) − f(y)| ¯¯ xy ∈ E} = {1, 2, 3, . . . , |E|}.
顏經和   +3 more
core  

Further results on super graceful labeling of graphs [PDF]

open access: yes, 2016
Let G=(V(G),E(G)) be a simple, finite and undirected graph of order p and size q. A bijection f:V(G)∪E(G)→{k,k+1,k+2,…,k+p+q−1} such that f(uv)=|f(u)−f(v)| for every edge uv∈E(G) is said to be a k-super graceful labeling of G.
Ng, Ho-Kuen   +5 more
core   +1 more source

Janet Malcolm's Self‐Portrait

open access: yes
Critical Quarterly, Volume 68, Issue 2, Page 23-38, July 2026.
Jerome Boyd Maunsell
wiley   +1 more source

Pelabelan Graceful Sisi-ganjil Pada Graf Web W(2,n) [PDF]

open access: yes, 2014
Let G = (V(G),E()) be a graph with vertex set () and edge set (). Assume that graph G have edge. Graceful edge-odd labeling is a bijective map ∶ () → {1, 3, 5,…,2 – 1} that resulting map + : () → {0,1,2,…,2 −1} with
Ratnasari, L. (Lucia)   +2 more
core  

Vertex-Mean Graphs [PDF]

open access: yes, 2011
A graph that has a Smarandachely vertex-mean k-labeling is called Smarandachely k vertex-mean graph or Smarandachely k V -mean graph. Particularly, if k = 0, such a Smarandachely vertex-mean 0-labeling and Smarandachely 0 vertex-mean graph or ...
Lourdusamy, A., Seenivasan, M.
core   +1 more source

On the Odd Gracefulness of Cyclic Snakes With Pendant Edges

open access: yes, 2021
Graceful and odd gracefulness of a graph are two entirely different concepts. A graph may posses one or both of these or neither. We present four new families of odd graceful graphs.
E. M. Badr
core   +1 more source

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