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Day 6 Clip 3

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Videography by QGM PhD students video team troubleshooting

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0:13:40 [add] Back to $w{\mathcal A}$.
0:28:16 [add] The primitives of $w{\mathcal A}$.
0:40:27 [add] The primitives of $w{\mathcal A}$ (2).
0:52:19 [add] $Z$ is group-like, $\zeta=\log Z$.