User blog comment:PsiCubed2/How to make Deedlit's Mahlo-level notation more intuitive/@comment-35470197-20180807000338

> Replace all instances of χ(a,b) with I(M×a+b)... And that's it!

I am confused. Are \(I\)'s in your blog post below that line the \(I\) in Deedlit's blog post? For example, is \(I(1,0,0)\) the first \((1,0)\)-weakly inaccessible cardinal?