摘要
Assume Delta 1/2-determinacy. Let L-kappa 3 [T-2] be the admissible closure of the Martin-Solovay tree and let M-1,M-infinity be the direct limit of all iterates of M-1 via countable trees. We show that L-kappa 3 [T-2] boolean AND V-u omega is the universe of M-1,M-infinity vertical bar u(omega).
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