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Sep 1, 2021 at 7:17 comment added Mohammad Golshani Indeed you seem to claim j(P) is $j(\kappa)$-closed in M[G], which is not true.
Sep 1, 2021 at 7:16 answer added Jason Zesheng Chen timeline score: 6
Sep 1, 2021 at 7:10 comment added Mohammad Golshani j(P) is $j(\kappa)$-closed in N, while what you are claiming is that going from M[G] to M[$G \times K$] can be done by a very closed forcing
Sep 1, 2021 at 3:40 history asked Reflecting_Ordinal CC BY-SA 4.0