Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 18:27Z
∇²α = 0
6φ² + 8φ + 4 = 0
det| 11 5 ; 0 12 | = 132
63K
∂φ/∂φ = 1φ
det| 4 8 ; 1 5 | = 12
\binom{n}{k} = \frac{n!}{k!(n-k)!}
319K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
263K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∇²r = 0