Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 06:05Z
det| 3 9 ; 6 4 | = -42
det| 2 7 ; 7 3 | = -43
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∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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2z² + 2z + 5 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
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iħ ∂ψ/∂t = Ĥψ
∫₀^∞ e^(-ψ²) dψ = √π / 2
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∫₀^∞ e^(-t²) dt = √π / 2