Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 02:07Z
∂r/∂t = 7r
\lim_{y\to 0} \frac{\sin y}{y} = 1
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 12 8 ; 0 13 | = 156
det| 12 4 ; 2 13 | = 148
det| 9 4 ; 1 10 | = 86
473K
F = G m₁m₂ / r²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
188K
\lim_{r\to 0} \frac{\sin r}{r} = 1
4φ² + 7φ + 1 = 0