Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-21 07:46Z
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
430K
∑_{k=1}^{n} k = n(n+1)/2
197K
det| 12 7 ; 0 13 | = 156
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
248K
det| 11 2 ; 5 12 | = 122
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 7 ; 4 8 | = 28
469K
det| 7 4 ; 4 8 | = 40
126K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-x²) dx = √π / 2
410K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11γ² + 3γ + 0 = 0