Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:12Z
det| 11 8 ; 0 12 | = 132
∫₀^∞ e^(-y²) dy = √π / 2
52K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
90K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 7 4 ; 4 8 | = 40
197K
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
196K
F = ma
∑_{k=1}^{n} k = n(n+1)/2
218K