A note on ccc forcings
classification
🧮 math.LO
keywords
i-positivenoteborelclosedcommunicatecontainseveryforcings
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The aim of this short note is to communicate a simple solution to the problem posed in [1] as Question 7.2.7: is it true that for every ccc $\sigma$-ideal I any I-positive Borel set contains modulo I an I-positive closed set?
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