Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-21 00:44Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
det| 4 4 ; 5 5 | = 0
352K
∑_{k=1}^{n} k = n(n+1)/2
192K
iħ ∂ψ/∂t = Ĥψ
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
143K
∫₀^∞ e^(-n²) dn = √π / 2
375K
det| 10 7 ; 5 11 | = 75
det| 3 7 ; 2 4 | = -2
89K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
63K
det| 11 5 ; 0 12 | = 132
361K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
39K
det| 9 4 ; 1 10 | = 86
176K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
296K
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O