| ∀ class, st, r, i, val. addclass(class, fis0, st[r -- i ', val]) = (addclass(class, fis0, st)[r -- i ', val]) ⊦ addclass(class, fv + fis0, st[r -- i ', val]) = (addclass(class, fv + fis0, st)[r -- i ', val]) |
∀ class, st, r, i, val. addclass(class, fis0, st[r -- i ', val]) = (addclass(class, fis0, st)[r -- i ', val]) ⊦ addclass(class, fv ' + fis0, st[r -- i ', val]) = (addclass(class, fv ' + fis0, st)[r -- i ', val])
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ fv + fis = fv ' + fis])]]