Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:00Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
iħ ∂ψ/∂t = Ĥψ
3r² + 6r + 7 = 0
E = mc²
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∑_{k=1}^{n} k = n(n+1)/2
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CH₄ + 2O₂ → CO₂ + 2H₂O
det| 5 9 ; 7 6 | = -33
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∫₀^∞ e^(-ψ²) dψ = √π / 2
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det| 9 4 ; 1 10 | = 86
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∫₀^∞ e^(-x²) dx = √π / 2
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