---

Step * of Lemma radd*_wf

∀[x,y:ℝ*].  (x + y ∈ ℝ*)
BY
{ ProveWfLemma }

---

Latex:

---

Latex:
\mforall{}[x,y:\mBbbR{}*].    (x  +  y  \mmember{}  \mBbbR{}*)


By

---

Latex:
ProveWfLemma

---

Home Index