Results 91 to 100 of about 26,784 (274)

Recognising Sketches of Euler Diagrams Augmented with Graphs [PDF]

open access: yes, 2011
Euler diagrams form the basis of many visual languages. Such languages are formed by augmenting Euler diagrams with graphs or shading. However, tool support for creating augmented Euler diagrams is generally limited to generic diagram editing software ...
Rodgers, Peter   +5 more
core  

Lagrangian approach in spin-oscillations problem

open access: yesCondensed Matter Physics, 2014
Lagrangian of electronic liquid in magneto-inhomogeneous micro-conductor has been constructed. A corresponding Euler-Lagrange equation has been solved. It was shown that the described system has eigenmodes of spin polarization and total electric current ...
P.V. Pyshkin   +2 more
doaj   +1 more source

Mixed Super‐Circles

open access: yesComputer Graphics Forum, EarlyView.
Abstract We introduce mixed super‐circles, a position‐curvature formulation of the original dynamic 2D super‐helix model. Compared to the latter, purely curvature‐based model – the so‐called chained formulation –, the mixed formulation that we propose here drastically reduces the algorithmic complexity of the solving scheme – from quadratic to quasi ...
Emile Hohnadel   +2 more
wiley   +1 more source

Drawing Euler Diagrams with Circles: The Theory of Piercings [PDF]

open access: yes, 2010
Euler diagrams are effective tools for visualizing set intersections. They have a large number of application areas ranging from statistical data analysis to software engineering.
Howse, John   +8 more
core   +1 more source

New aspects on the fractional Euler-Lagrange equation with non-singular kernels [PDF]

open access: yes, 2020
In this paper, we presented some notes in utilizing the fractional integral counterparts of the fractional derivatives with non-singular kernels on the action-like integral in Lagrangian mechanics. Considering a fractional integral, it may suggest that a
Rangaig, Norodin A.
core   +1 more source

A predefined-time radial basis function (RBF) neural network tracking control method considering actuator faults for a new type of spraying robot [PDF]

open access: yesMechanical Sciences
A small-range fine-spraying collaborative robot (SFSC) for vehicle surface repair has been designed, which has 4 degrees of freedom. Conventional control methods, such as sliding mode control (SMC) have difficulty meeting the accuracy requirements when ...
J. Zhao   +7 more
doaj   +1 more source

Monetary Policy When Preferences Are Quasi‐Hyperbolic

open access: yesJournal of Money, Credit and Banking, EarlyView.
Abstract We study discretionary monetary policy in an economy where economic agents have quasi‐hyperbolic discounting. We demonstrate that a benevolent central bank is able to keep inflation under control for a wide range of discount factors. If the central bank, however, does not adopt the household's time preferences and tries to discourage early ...
RICHARD DENNIS, OLEG KIRSANOV
wiley   +1 more source

Energy-Optimal Trajectory Planning for Planar Underactuated RR Robot Manipulators in the Absence of Gravity

open access: yesAbstract and Applied Analysis, 2013
In this paper, we study the trajectory planning problem for planar underactuated robot manipulators with two revolute joints in the absence of gravity.
John Gregory   +2 more
doaj   +1 more source

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