Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:50Z
det| 11 8 ; 0 12 | = 132
\binom{n}{k} = \frac{n!}{k!(n-k)!}
52K
N₂ + 3H₂ ⇌ 2NH₃
\lim_{t\to 0} \frac{\sin t}{t} = 1
90K
∑_{k=1}^{n} k = n(n+1)/2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-ω²) dω = √π / 2
100K
CH₄ + 2O₂ → CO₂ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
137K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
196K
F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
7γ² + 5γ + 5 = 0
det| 12 1 ; 5 13 | = 151