User blog comment:Scorcher007/Hierarchy of ordinals Z 2. Help me to understand/@comment-25601061-20180825031717/@comment-31580368-20180825090235

And one more question

П1n-CA0 and &Sigma;1n-CA0

П1n-CA and &Sigma;1n-CA

П1n-TR0 and &Sigma;1n-TR0

П1n-TR and &Sigma;1n-TR

e.t.c.  have the same PTO?