Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 17:00Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∇ × E = −∂B/∂t
∫₀^∞ e^(-φ²) dφ = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
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det| 2 9 ; 0 3 | = 6
∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
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∫₀^∞ e^(-θ²) dθ = √π / 2
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det| 1 4 ; 2 2 | = -6
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