n∞ < ⌜m⌝ ⊦ n∞ < ⌜m0⌝ , ⌜m0⌝ < ⌜m⌝
Used simplifier rules: inf-less: ⊦ n∞ < ∞ ↔ n∞ ≠ ∞;%natinf freely generated by ∞, ⌜ ⌝;;