Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 01:19Z
iħ ∂ψ/∂t = Ĥψ
∫₀^∞ e^(-z²) dz = √π / 2
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10t² + 5t + 5 = 0
∇ × E = −∂B/∂t
det| 8 7 ; 1 9 | = 65
det| 4 8 ; 3 5 | = -4
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det| 9 4 ; 1 10 | = 86
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∑_{k=1}^{n} k = n(n+1)/2
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