`BookProof.ChapterA4e.spatialOp_swaps_pos` (j : Fin 3) : projPos * spatialOp j = spatialOp j * projNeg

Initializing...

`BookProof.ChapterA4e.spatialOp_swaps_pos` (j : Fin 3) : projPos * spatialOp j = spatialOp j * projNeg · Prove2Me