Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:42Z
d/dn [n^4] = 4n^3
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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det| 9 6 ; 0 10 | = 90
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iħ ∂ψ/∂t = Ĥψ
det| 11 5 ; 0 12 | = 132
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\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 11 4 ; 5 12 | = 112
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\lim_{x\to 0} \frac{\sin x}{x} = 1
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det| 5 7 ; 5 6 | = -5
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∫₀^∞ e^(-ψ²) dψ = √π / 2
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∫₀^∞ e^(-α²) dα = √π / 2
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