Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 08:00Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 3 1 ; 7 4 | = 5
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∇ × E = −∂B/∂t
det| 7 4 ; 4 8 | = 40
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10x² + 2x + 4 = 0
∫₀^∞ e^(-t²) dt = √π / 2
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det| 4 8 ; 3 5 | = -4
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