Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 06:29Z
det| 3 9 ; 6 4 | = -42
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∫₀^∞ e^(-x²) dx = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
det| 7 7 ; 4 8 | = 28
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2z² + 2z + 5 = 0
iħ ∂ψ/∂t = Ĥψ
∫₀^∞ e^(-t²) dt = √π / 2
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