Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
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iħ ∂ψ/∂t = Ĥψ
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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CaCO₃ → CaO + CO₂
det| 1 1 ; 2 2 | = 0
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\frac{7}{7} \sum_{i=1}^{n} i^{2}
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det| 9 8 ; 1 10 | = 82
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
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\frac{5}{3} \sum_{i=1}^{n} i^{2}
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∂ω/∂t = 2ω
det| 10 5 ; 6 11 | = 80
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∫₀^∞ e^(-x²) dx = √π / 2
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