Proof of `Paired-frame orbit under the primal and dual actions` (2nd statement)
groundedproofs/Lax342547Proofs/PairedFrames.lean · lax-342547
What this proof establishes
no assumptions
Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.
Description
The paired orbit in the concrete column-matrix representation. The two ambient matrices are mutual inverses; the minus action is the transpose of the inverse. These identities can be applied directly to raw frames.