---

Step * of Lemma quadratic1_wf

No Annotations
∀[a,b,c:ℝ].  (quadratic1(a;b;c) ∈ ℝ) supposing ((r0 ≤ ((b * b) - r(4) * a * c)) and a ≠ r0)
BY
{ ProveWfLemma }

---

Latex:

---

Latex:
No  Annotations
\mforall{}[a,b,c:\mBbbR{}].    (quadratic1(a;b;c)  \mmember{}  \mBbbR{})  supposing  ((r0  \mleq{}  ((b  *  b)  -  r(4)  *  a  *  c))  and  a  \mneq{}  r0)


By

---

Latex:
ProveWfLemma

---

Home Index