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Day 7 Clip 1

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Videography by QGM PhD students video team troubleshooting

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0:32:06 [add] ${\mathcal A}^{bh}$ and $Z^{bh}$.
0:44:44 [add] ${\mathcal A}^{bh}$ is a bi-algebra.
0:45:35 [add] The smooth vertices.