Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:12Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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2H₂ + O₂ → 2H₂O
\lim_{β\to 0} \frac{\sin β}{β} = 1
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 8 8 ; 6 9 | = 24
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CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
det| 9 8 ; 0 10 | = 90
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CH₄ + 2O₂ → CO₂ + 2H₂O
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det| 9 7 ; 1 10 | = 83
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det| 5 8 ; 4 6 | = -2
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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