Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:35Z
∑_{k=1}^{n} k = n(n+1)/2
det| 5 2 ; 3 6 | = 24
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det| 11 9 ; 4 12 | = 96
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
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5z² + 5z + 0 = 0
det| 6 6 ; 3 7 | = 24
2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-θ²) dθ = √π / 2
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