Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-θ²) dθ = √π / 2
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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iħ ∂ψ/∂t = Ĥψ
3r² + 6r + 7 = 0
det| 7 4 ; 4 8 | = 40
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\frac{4}{6} \sum_{i=1}^{n} i^{2}
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E = mc²
\lim_{α\to 0} \frac{\sin α}{α} = 1
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det| 2 8 ; 7 3 | = -50
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\lim_{r\to 0} \frac{\sin r}{r} = 1
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