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Yanior Weg
Yanior Weg
16:40
0
A: Is there a formula for $[F_n : V_{\{x^3\}}(F_n)]$?

Yanior Weg$$[F_n : V_{\{x^2\}}(F_n)] = 3^{m + C_m^2 + C_m^3}$$ It was proved by Bartel van der Waerden and Friedrich Wilhelm Levi in "Über eine besonderen Klasse von Gruppen" in 1933.

 
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Unanswered Tracker
Unanswered Tracker
23:09
MSE Unanswered Feed: The number of unanswered questions on Math.SE today is 263909
posted on October 05, 2019

There are 132 fewer unanswered questions than yesterday

Mike Pierce
Mike Pierce
23:49
A resource for Crusaders

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