Acronym tratgyt
Name triangular tiling gyrotrigonism

This euclidean honeycomb uses trat (for cells) in the sense of an infinite horohedron. Even honeycomb slabs, like tratap, are being used herein.


Incidence matrix according to Dynkin symbol

xoo3oxo3oox3*a &#x   (N → ∞)   → pw. heights = sqrt(2/3) = 0.816497

o..3o..3o..3*a     & | 3N   6  6 |  3  3  9  9  6 | 1  6  4  4 12 | 2  7
---------------------+----+-------+----------------+---------------+-----
x.. ... ...        & |  2 | 9N  * |  1  1  1  1  0 | 1  2  1  1  1 | 2  2
oo.3oo.3oo.3*a &#x & |  2 |  * 9N |  0  0  2  2  2 | 0  2  1  1  5 | 1  4
---------------------+----+-------+----------------+---------------+-----
x..3o.. ...        & |  3 |  3  0 | 3N  *  *  *  * | 1  1  0  1  0 | 2  1
x.. ... o..3*a     & |  3 |  3  0 |  * 3N  *  *  * | 1  1  1  0  0 | 2  1
xo. ... ...    &#x & |  3 |  1  2 |  *  * 9N  *  * | 0  1  1  0  1 | 1  2
... ox. ...    &#x & |  3 |  1  2 |  *  *  * 9N  * | 0  1  0  1  1 | 1  2
ooo3ooo3ooo3*a &#x   |  3 |  0  3 |  *  *  *  * 6N | 0  0  0  0  3 | 0  3
---------------------+----+-------+----------------+---------------+-----
x..3o..3o..3*a     &   N | 3N  0 |  N  N  0  0  0 | 3  *  *  *  * | 2  0
xo.3ox. ...    &#x &   6 |  6  6 |  1  1  3  3  0 | * 3N  *  *  * | 1  1
xo. ... oo.3*a &#x &   4 |  3  3 |  0  1  3  0  0 | *  * 3N  *  * | 1  1
... ox.3oo.    &#x &   4 |  3  3 |  1  0  0  3  0 | *  *  * 3N  * | 1  1
xoo ... ...    &#x &   4 |  1  5 |  0  0  1  1  2 | *  *  *  * 9N | 0  2
---------------------+----+-------+----------------+---------------+-----
xo.3ox.3oo.3*a &#x &  2N | 6N 3N | 2N 2N 3N 3N  0 | 2  N  N  N  0 | 3  *
xoo3oxo ...    &#x &   7 |  6 12 |  1  1  6  6  6 | 0  1  1  1  6 | * 3N

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