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start [2024/04/30 14:50] – 139.124.146.3 | start [2024/05/14 19:51] – 139.124.146.3 | ||
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- | **April 30 2024: [[https:// | ||
- | The recently discovered Hat is an aperiodic | + | **May 28 2024: [[https:// |
- | monotile for the Euclidean plane, which needs a reflected | + | |
- | version for this property. The Spectre does not have this | + | |
- | (tiny) deficiency. We discuss the topological and dynamical | + | |
- | properties of the Hat tiling, how the CAP relates to it, and | + | |
- | what the long-range order of both tilings is. Finally, we | + | |
- | briefly describe the analogous structure for the Spectre tiling. | + | |
+ | **June 11 2024: [[https:// | ||
+ | **June 25 2024: [[http:// | ||
+ | |||
+ | **July 9 2024: [[https:// | ||
+ | |||
+ | |||
+ | ==== Past talks 2024 ==== | ||
**May 14 2024: [[https:// | **May 14 2024: [[https:// | ||
+ | |||
+ | {{ seminar2024: | ||
+ | |||
+ | {{ seminar2024: | ||
+ | |||
In 2009, Shur published the following conjecture: Let $L$ be a power-free language and let $e(L)\subseteq L$ be the set of words of $L$ that can be extended to a bi-infinite word respecting the given power-freeness. If $u,v \in e(L)$ then $uwv \in e(L)$ for some word $w$. Let $L_{k, | In 2009, Shur published the following conjecture: Let $L$ be a power-free language and let $e(L)\subseteq L$ be the set of words of $L$ that can be extended to a bi-infinite word respecting the given power-freeness. If $u,v \in e(L)$ then $uwv \in e(L)$ for some word $w$. Let $L_{k, | ||
Line 40: | Line 45: | ||
https:// | https:// | ||
- | **May 28 2024: [[https:// | ||
- | **June 11 2024: [[https://mwhiteland.github.io/|Markus Whiteland]]** | + | **April 30 2024: [[https://www.math.uni-bielefeld.de/ |
- | **June 25 2024: [[http:// | + | {{ seminar2024:20240430baake.pdf |slides}} |
- | **July 9 2024: [[https:// | + | {{ seminar2024:20240430baake.mp4 |video of the talk}} |
+ | |||
+ | The recently discovered Hat is an aperiodic | ||
+ | monotile for the Euclidean plane, which needs a reflected | ||
+ | version for this property. The Spectre does not have this | ||
+ | (tiny) deficiency. We discuss the topological and dynamical | ||
+ | properties of the Hat tiling, how the CAP relates to it, and | ||
+ | what the long-range order of both tilings is. Finally, we | ||
+ | briefly describe the analogous structure for the Spectre tiling. | ||
- | ==== Past talks 2024 ==== | ||
**April 16 2024: [[https:// | **April 16 2024: [[https:// |