4 ms·

Yes, and the proof only uses linear algebra: https://en.wikipedia.org/wiki/Frobenius_theorem_(real_division_algebras) https://en.wikipedia.org/wiki/Frobenius_th

by joppy 8y ago

Yes, and the proof only uses linear algebra: https://en.wikipedia.org/wiki/Frobenius_theorem_(real_division_algebras) https://en.wikipedia.org/wiki/Frobenius_theorem_(real_divisi...

j1vms 8y ago
Thanks. Great result, surprising for 1877.