change ¬(h_w.sum fun (_x : ι) (e : ℕ) => e) = p.totalDegree at h_h₂
case h
R : Type u_1
ι : Type u_2
inst✝ : CommSemiring R
p : MvPolynomial ι R
h_w : ι →₀ ℕ
h_h₁ : coeff h_w p ≠ 0
h_h₂ : degree h_w ≠ p.totalDegree
⊢ coeff h_w ((homogeneousComponent p.totalDegree) p) ≠ coeff h_w p
case h
R : Type u_1
ι : Type u_2
inst✝ : CommSemiring R
p : MvPolynomial ι R
h_w : ι →₀ ℕ
h_h₁ : coeff h_w p ≠ 0
h_h₂ : ¬(h_w.sum fun _x e => e) = p.totalDegree
⊢ coeff h_w ((homogeneousComponent p.totalDegree) p) ≠ coeff h_w p