Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:22Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-z²) dz = √π / 2
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iħ ∂ψ/∂t = Ĥψ
3r² + 6r + 7 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
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det| 12 9 ; 5 13 | = 111
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E = mc²
\lim_{t\to 0} \frac{\sin t}{t} = 1
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\frac{4}{9} \sum_{i=1}^{n} i^{2}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{8}{6} \sum_{i=1}^{n} i^{2}
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