proof app:A-long-proofs@proof-253

open in the book · appendices/A-long-proofs.tex:20589

Rests on

No declared or derived dependency edges point away from this node yet.

Supports

Nothing declares a dependency on this node yet.

Neighborhood

Every logical edge within two steps of this node.

proof : app:A-long-proofs@proof-253prooftheorem A.414: H^2 of the Galilei algebraA.414definition A.413: The Galilei algebra of three space dimensionsA.413definition 14.75: The classifying group14.75proposition 14.76: H^2 classifies the central extensions14.76

Edges

typedirectionnode provenancewhere
proves $H^{2}$ of the Galilei algebra declared appendices/A-long-proofs.tex:20589