Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:19Z
4y² + 8y + 1 = 0
det| 1 7 ; 7 2 | = -47
46K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
det| 7 7 ; 2 8 | = 42
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
339K
det| 4 7 ; 6 5 | = -22
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
det| 9 6 ; 3 10 | = 72
387K
∂ω/∂t = 2ω
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
CH₄ + 2O₂ → CO₂ + 2H₂O
338K
∑_{k=1}^{n} k = n(n+1)/2
346K
det| 6 7 ; 2 7 | = 28
256K