Results 81 to 90 of about 9,767,318 (248)

Trees with equal Roman {2}-domination number and independent Roman {2}-domination number

open access: yes, 2019
A Roman {2}-dominating function (R{2}DF) on a graph G =(V, E) is a function f : V → {0, 1, 2} satisfying the condition that every vertex u for which f(u) = 0 is adjacent to either at least one vertex v with f(v) = 2 or two vertices v1, v2 with f(v1) = f ...
Zepeng Li   +3 more
core   +1 more source

On Roman, Global and Restrained Domination in Graphs [PDF]

open access: yes, 2010
In this paper, we present new upper bounds for the global domination and Roman domination numbers and also prove that these results are asymptotically best possible.
Zverovich, Vadim   +3 more
core   +1 more source

Innovative Minds, Sharing Hesitations: Open Innovation Meets Green Entrepreneurship

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines the relationships between innovative thinking tendency, knowledge hiding behavior within organizations, open innovation, and green entrepreneurship among employees in technology firms. Data collected from 386 participants were analyzed using cluster analysis and structural equation modeling.
Ebru Polat
wiley   +1 more source

Corporate Dynamic Eco‐Innovation Capability and Carbon Emission Reduction: Evidence From African Listed Firms With the Role of Institutional Pressures

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Despite the global emphasis on simultaneous achievement of higher growth and lower pollution (green growth), the dynamic link between eco‐innovation and CO2 emissions remains inadequately understood globally and specifically in Africa, with a complex and diverse institutional and regulatory landscape.
Idorenyin J. Okon   +2 more
wiley   +1 more source

Bounds on the restrained Roman domination number of a graph

open access: yesCommunications in Combinatorics and Optimization, 2016
A {\em Roman dominating function} on a graph $G$ is a function‎ ‎$f:V(G)\rightarrow \{0,1,2\}$ satisfying the condition that every‎ ‎vertex $u$ for which $f(u) = 0$ is adjacent to at least one vertex‎ ‎$v$ for which $f(v) =2$‎.
H‎. ‎Abdollahzadeh Ahangar   +1 more
doaj   +1 more source

How Transformational Supply Chain Leadership Affects Financial and Environmental Performance: The Mediating Role of Firm Resilience to Supply Disruption

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Existing literature indicates that transformational leadership in supply chains is critical to sustainability; however, little is known about how this leadership influences sustainability. The empirical literature has provided minimal focused analysis of transformational supply chain leadership and its effects on sustainability performance ...
Ishmael Nanaba Acquah   +2 more
wiley   +1 more source

How Political Connections Shape Corporate Sustainability: A Systematic Review and Integrative Framework for Future Research Directions

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The intersection between corporate entities and political institutions—commonly referred to as corporate political connections (CPCs)—significantly influences firms' strategic conduct and their environmental obligations. Although academic interest in this area has grown, the ethical dimensions of CPCs in relation to environmental ...
Ahmed A. Elamer   +2 more
wiley   +1 more source

Varieties of Roman domination IV

open access: yesAKCE International Journal of Graphs and Combinatorics
Roman domination was introduced in 2004 by Cockayne, Dreyer, Hedetniemi, and Hedetniemi. If [Formula: see text] is the vertex set of a graph G, then a function [Formula: see text] is a Roman dominating function if every vertex [Formula: see text] for ...
M. Chellali   +3 more
doaj   +1 more source

Knowledge Management and AI‐Driven Green Practices for Sustainable Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Organizations increasingly face strategic pressure to translate sustainability‐oriented knowledge and digital transformation initiatives into measurable environmental and organizational outcomes. In response, this study investigates how green knowledge management (GKM) contributes to sustainable business performance through the organizational ...
Hafiz Mudassir Rehman   +3 more
wiley   +1 more source

Time Management in Circular Construction: A Systematic Review of Secondary Materials Integration

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The transition of the building and construction industry towards a circular economy (CE) increasingly relies on the integration of secondary materials. This integration can disrupt the traditional cost, time and quality metrics of project success.
Soheila Ghafoor   +5 more
wiley   +1 more source

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