OAI/Analysis/KadisonKastler/PositiveConeDualProjection.lean
1 declarations, 0 contain sorry, 0 declared as axioms
Projection onto the generated positive cone
The Hilbert projection theorem gives a positive part and an orthogonal residual in the dual cone. Both vectors are fixed by the conjugation.
- theorem
OAI.KadisonKastler.exists_positiveCone_dual_decompositionline 22