Results 71 to 80 of about 2,865,652 (295)

Prime Factorization And Domination In The Hierarchical Product Of Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2017
In 2009, Barrière, Dalfó, Fiol, and Mitjana introduced the generalized hierarchical product of graphs. This operation is a generalization of the Cartesian product of graphs.
Anderson S.E.   +3 more
doaj   +1 more source

The exponent of Cartesian product of cycles

open access: yesApplied Mathematics Letters, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Byeong Moon Kim   +2 more
openaire   +2 more sources

Miniaturized Magnetic Tip Design for Endoluminal Vine Robot Navigation

open access: yesAdvanced Robotics Research, EarlyView.
A magnetic tip mount is designed for a miniaturized 7 mm soft‐growing vine robot to enable wireless magnetic steering and onboard imaging, while preserving a 3 mm working channel. The internal–external ring magnets design balances magnetic attachment with low eversion pressure. Experiments demonstrate ±90° steering, 34 mm bending radius, and successful
Andrea Yanez Trujillo   +4 more
wiley   +1 more source

The antimagicness of the Cartesian product of graphs

open access: yesTheoretical Computer Science, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yuchen Zhang, Xiaoming Sun 0001
openaire   +3 more sources

Human‐Scale Rotating Magnetic Field Delivery With Permanent Magnets Under Anatomic and Robotic Constraints

open access: yesAdvanced Robotics Research, EarlyView.
Rotating magnetic fields (RMFs) are widely used for microrobot propulsion and control. We show that RMF generation with permanent magnets is mechanically feasible for many limb and intracranial applications but becomes constrained for thoracic targets.
Tuan‐Anh Le   +4 more
wiley   +1 more source

The Seidel morphism of Cartesian products [PDF]

open access: yesAlgebraic & Geometric Topology, 2009
We prove that the Seidel morphism of $(M \times M', ω\oplus ω')$ is naturally related to the Seidel morphisms of $(M,ω)$ and $(M',ω')$, when these manifolds are monotone. We deduce that any homotopy class of loops of Hamiltonian diffeomorphisms of one component, with non-trivial image via Seidel's morphism, leads to an injection of the fundamental ...
openaire   +4 more sources

WorMa: An Undulatory Robot With Center of Mass Regulation via Internal Fluid Redistribution for Amphibious Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
WorMa is an amphibious undulatory robot that uses Center of Mass redistribution as the sole terrain adaptation mechanism. This mechanism is based on internal fluid mass redistribution through a pump‐driven latex balloon system that creates three profiles: head‐biased, balanced, and tail‐biased.
Daniil Filimonov, Nana Obayashi
wiley   +1 more source

On Cartesian products of good lattices

open access: yes, 1976
Good lattices yield a powerful method of computing multiple integrals. Asymptotically, a lattice generated by one good lattice point is much more efficient than a Cartesian product of such lattices.
S. K. Zaremba
core   +1 more source

Bio‐Inspired Object Retrieval via Proximity‐Guided Adaptive Thigmotactic Exploration and Neuromorphic Recognition

open access: yesAdvanced Robotics Research, EarlyView.
Sparse active‐infrared proximity sensing is coupled to an adaptive thigmotactic controller for camera‐inaccessible object retrieval. After grasping, receptor‐informed encoding transforms force, temperature, and wrist force–torque signals into spike trains for spiking neural network recognition.
Fengyi Wang, Nitish Thakor, Gordon Cheng
wiley   +1 more source

K-g-Fusion Frames on Cartesian Products of Two Hilbert C*-Modules

open access: yesMathematics
In this paper, we introduce and investigate the concept of K-g-fusion frames in the Cartesian product of two Hilbert C*-modules over the same unital C*-algebra. Our main result establishes that the Cartesian product of two K-g-fusion frames remains a K-g-
Sanae Touaiher   +2 more
doaj   +1 more source

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