Results 1 to 10 of about 996,228 (285)

Noise generation of fluttering flag in a free stream

open access: yesJournal of Fluid Science and Technology, 2021
An experimental study on the noise from a fluttering flag was performed in a low-noise wind tunnel. In the experiment, simultaneous measurements of noise from the flag and its motion were performed using microphones and a camera, respectively, to obtain ...
Reon NISHIKAWA   +3 more
doaj   +1 more source

Real‐time electro‐thermal modelling and predictive control design of resonant power converter in full electric vehicle applications

open access: yesIET Power Electronics, 2023
In this paper, a resonant converter model is proposed that takes into account the thermal and electrical dynamics of the main components. With respect to state‐of‐art, where model‐based design approaches are often implemented off‐line, the proposed model
Pierpaolo Dini   +4 more
doaj   +1 more source

A Glance at 'Flag' Narration [PDF]

open access: yesپژوهش نامه معارف قرآنی, 2013
Some condemn the governments established during the Occultation of Imam Mahdi (AS) as illegal and unlawful on the basis of the 'flag' narration (Rewayat-e Rayat) which apparently denounces raising the flag of revolution before the Advent of Imam Mahdi ...
mohammad sobhani nia
doaj   +1 more source

Socio-geographical and Socio-philosophical Approaches to the Study of Vexillological Problems [PDF]

open access: yesГуманитарный вектор, 2020
The relevance of the article is determined by the fact that the flag is the main symbol of modern states. The flag system of the world was formed in the conditions of European civilization during the change of socio-economic formations, when the feudal ...
Vasily L. Martynov, Irina Е. Sazonova
doaj   +1 more source

Singularity classes of special multi-flags, I

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2023
The construction of the geometric singularity classes of special multi-flags was exhaustively done in [P. Mormul, SIGMA, 5:Paper 102, 22 pages, 2009] for special 2-flags, i.e. when flag's width, typically denoted by m, was 2.
Piotr Mormul
doaj   +1 more source

Influence of early Soviet symbols of Russia on the formation of the State power signs of the PRC in 1949 [PDF]

open access: yesВосточная Азия: факты и аналитика, 2020
The main idea of the article is how the early Russian symbols influenced the formation of heraldic images of the PRC in 1949. The author analyzes, how the same symbols can be interpreted depending on the cultural and political context.
Alexandrova A.D.
doaj   +1 more source

Flag Hilbert schemes, colored projectors and Khovanov-Rozansky homology [PDF]

open access: yes, 2021
We construct a categorification of the maximal commutative subalgebra of the type A Hecke algebra. Specifically, we propose a monoidal functor from the (symmetric) monoidal category of coherent sheaves on the flag Hilbert scheme to the (non-symmetric ...
Gorsky, E, Neguţ, A, Rasmussen, J
core   +2 more sources

Osculatings hyperquadrics

open access: yesLietuvos Matematikos Rinkinys, 2007
In this article the linear systems of osculating hyperquadrics are considered which are intrinsically defined by the distribution of flags on grassmannians Gr(m, n) of the affine space An.
Kazimieras Navickis
doaj   +1 more source

National Symbols and Marks in Textbooks on Nature and Society of the First Education Cycle of the Countries of the Western Balkan

open access: yesDruštvene i Humanističke Studije, 2023
The paper presents the results of research conducted with the aim of determining the contribution of textbooks on nature and society of the first cycle of education in the countries of the Western Balkans to the formation of the concept of national ...
Danijela Vasilijević   +2 more
doaj   +1 more source

Coat of arms and the flag of municipality Kosovska Mitrovica [PDF]

open access: yesBaština, 2020
Heraldic is the auxiliary science of history that deals with the research of coat of arms and vexillology is the science that emerged from heraldic and deals with the study of flags.
Obradović Filip M.
doaj  

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