Results 11 to 20 of about 30,193 (293)

The largest small hexagon [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 1975
The problem of determining the largest area a plane hexagon of unit diameter can have, raised some 20 years ago by H. Lenz, is settled. It is shown that such a hexagon is unique and has an area exceeding that of a regular hexagon of unit diameter by ...
Graham, R.L
core   +2 more sources

Dislocations and twinning in graphite [PDF]

open access: yes, 1960
The twin composition plane in graphite is a 20o tilt boundary between lattices which are rotated, relatively, about an axis In the basal plane. Previous work has led to the proposition that some special type of structure must necessarily exist in the ...
Kennedy, A. J.
core   +7 more sources

Spinning hexagons

open access: yesJournal of High Energy Physics, 2022
Abstract We reduce the computation of three point function of three spinning operators with arbitrary polarizations in đť’© = 4 SYM to a statistical mechanics problem via the hexagon formalism. The central building block of these correlation functions is the hexagon partition function.
Bercini, Carlos   +3 more
openaire   +4 more sources

Rook domination on hexagonal hexagon boards

open access: yes, 2022
See the abstract in the attached pdf.
Harborth, Heiko, Nienborg, Hauke
openaire   +3 more sources

Hexagonal Convolutional Neural Networks for Hexagonal Grids [PDF]

open access: yesIEEE Access, 2019
Hexagonal grids use a hierarchical subdivision tessellation to cover the entire plane or sphere. Due to the 6-fold rotational symmetry, hexagonal grids have some advantages (e.g. isoperimetry, equidistant neighbors, and uniform connectivity) over quadrangular and triangular girds, which makes them suitable to tackle tasks of geospatial information ...
Junren Luo   +3 more
openaire   +3 more sources

Tiling Generating Functions of Halved Hexagons and Quartered Hexagons [PDF]

open access: yesAnnals of Combinatorics, 2021
We prove exact product formulas for the tiling generating functions of various halved hexagons and quartered hexagons with defects on boundary. Our results generalize the previous work of the first author and the work of Ciucu.
Lai, Tri, Rohatgi, Ranjan
openaire   +2 more sources

(Similarity) Usulan Metode Praktis Optimasi Dimensi Sistim Portal Struktur Baja Apabila Dirubah Menjadi Struktur Beton Bertulang (Studi Kasus UNEJ Kampus Bondowoso) [PDF]

open access: yes, 2021
Setiap bangunan maupun sarana prasarana lainnya harus diwujudkan dengan sebaik-baiknya sehingga mampu memenuhi secara optimal fungsi bangunannya, ekonomis, ramah terhadap perkembangan cuaca dan kondisi tektonik, dan dapat memenuhi kriteria teknis yang ...
PRIYONO, PUJO
core   +1 more source

PUBLIC-PRIVATE COOPERATION MODELS FOR EFFICIENT ACCESS TO GEOSPATIAL CONTENT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Traditional public data procurement models for geospatial data sets as basemaps are not any longer alone the spatial reference for decision processes. A fast digitalizing society requires more flexibility and speed in the information streams.
S. W. Musäus
doaj   +1 more source

Hexagonal projected symmetries [PDF]

open access: yesActa Crystallographica Section A Foundations and Advances, 2015
In the study of pattern formation in symmetric physical systems, a three-dimensional structure in thin domains is often modelled as a two-dimensional one. This paper is concerned with functions in {\bb R}^{3} that are invariant under the action of a crystallographic group and the symmetries of their projections into a function defined on a plane.
Oliveira, Juliane F.   +2 more
openaire   +3 more sources

(Similarity) KALIBRASI PARAMETER HIDROLOGI DAERAH ALIRAN SUNGAI BENTUK RADIAL DENGAN APLIKASI HEC-HMS [PDF]

open access: yes, 2022
One of the hydrological responses in a watershed is influenced by the shape of the watershed (DAS). Lempake’s watershed with an area of 194.50 km2 has a radial shape.
Rizal, Nanang Saiful
core   +1 more source

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