UFD, extension with sqrt(-19) - primes
data176/D19
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Geometry
- 6^{3}, with colouring added, black for the zero, red for the units and blue for the primes..
This Unique Factorization Domain consists of the numbers a+b√{-19}, where a and b are either both integers or both n+0.5.
The y axis is quashed to give a hexagonal layout.
For general details about this class of tiling, see.
References
Publications referenced:
- Page 33, A16 of Richard K Guy. Unsolved Problems in Number Theory, Springer Verlag, 1994. ISBN 038794289. [guy] {pp285}
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