Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:43Z
d/dn [n^4] = 4n^3
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
iħ ∂ψ/∂t = Ĥψ
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 5 6 ; 2 6 | = 18
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det| 5 2 ; 3 6 | = 24
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∑_{k=1}^{n} k = n(n+1)/2
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