Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:19Z
d/dn [n^4] = 4n^3
∫₀^∞ e^(-x²) dx = √π / 2
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\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
∑_{k=1}^{n} k = n(n+1)/2
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∫₀^∞ e^(-t²) dt = √π / 2
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iħ ∂ψ/∂t = Ĥψ
\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 2 7 ; 7 3 | = -43
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det| 5 7 ; 5 6 | = -5
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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