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May 26, 2017 at 15:08 comment added Jing Zhang @YairHayut: I believe this result (at least the proof) appeared in Cummings' chapter in the handbook theorem 21.1 that the author said "we are not sure to whom the following result should be attributed"
May 26, 2017 at 12:02 comment added Yair Hayut By argument of Spencer Unger, you can weaken the assumption about the ideal $I$ to "$\mathbb{Q} \times \mathbb{Q}$ is $\kappa$-c.c. for $\mathbb{Q} = P(\kappa) / I$ and still get that the tree property holds at $\kappa$.
May 25, 2017 at 18:33 vote accept Jing Zhang
May 25, 2017 at 18:17 review First posts
May 25, 2017 at 18:38
May 25, 2017 at 18:13 history answered Miette CC BY-SA 3.0