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8 votes
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Large cardinal near inconsistencies

I would argue that a "restricting versions" of large cardinals are such. Starting from the top down, we have the inconsistent Berkeley cardinals: $κ$ is Berkeley if for every transitive $M\ni\kappa$ …
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3 votes
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Can we iteratively reflect on self elementary embeddable stages of the cumulative hierarchy?

$\newcommand\Ord{\mathit{Ord}}$The edit to the question has changed it enough so I think it deserves its own answer. I assume that in reflection we have $\forall \vec{x} \in W_\alpha \, (\phi \to \ph …
Holo's user avatar
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6 votes

Can we iteratively reflect on self elementary embeddable stages of the cumulative hierarchy?

Any model of $ZF$+stationary proper class of $I3$ ordinals (whose consistency strength is at most $ZF$+$I2$) where $W_α$ is listing of $V_{κ}$ where $κ$ is $I3$ and $j_α$ the witness of $I3(V_κ)$ will …
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