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Nonexistence of an $\mathbf{E}_7$ -structure on $S^{133}$
Nonexistence conjecture. There is no $\mathbf{E}_7$ -structure on $S^{133}$ .
Conjectureopendifferential-topology sphere-bundles structure-groupsarXiv posted 2 days ago

Nonexistence of an E7\mathbf{E}_7E7​-structure on S133S^{133}S133