Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:28Z
4y² + 8y + 1 = 0
\lim_{x\to 0} \frac{\sin x}{x} = 1
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∑_{k=1}^{n} k = n(n+1)/2
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2H₂ + O₂ → 2H₂O
det| 9 6 ; 7 10 | = 48
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\frac{8}{7} \sum_{i=1}^{n} i^{2}
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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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iħ ∂ψ/∂t = Ĥψ
\lim_{α\to 0} \frac{\sin α}{α} = 1
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CaCO₃ → CaO + CO₂
det| 9 4 ; 1 10 | = 86
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