Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 19:53Z
ω = 2πf
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∫₀^∞ e^(-z²) dz = √π / 2
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3γ² + 9γ + 0 = 0
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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∂β/∂z = 1β
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
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