Math Dump /sym/248ded
id=855398 · host=jp.commstar.world · 2026-09-01 21:08Z
\frac{10}{2} \sum_{i=1}^{n} i^{2}
det| 4 1 ; 6 5 | = 14
402K
iħ ∂ψ/∂t = Ĥψ
det| 5 3 ; 7 6 | = 9
398K
det| 1 9 ; 1 2 | = -7
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
∇²r = 0
∇²r = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
7φ² + 1φ + 2 = 0
det| 4 2 ; 6 5 | = 8
d/dn [n^3] = 3n^2
2H₂ + O₂ → 2H₂O