Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:33Z
d/dn [n^4] = 4n^3
∫₀^∞ e^(-x²) dx = √π / 2
384K
det| 11 9 ; 0 12 | = 132
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
iħ ∂ψ/∂t = Ĥψ
det| 12 6 ; 0 13 | = 156
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\frac{2}{4} \sum_{i=1}^{n} i^{2}
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 5 7 ; 5 6 | = -5
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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