Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 01:26Z
\frac{10}{8} \sum_{i=1}^{n} i^{2}
det| 2 2 ; 4 3 | = -2
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∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
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11n² + 7n + 7 = 0
det| 7 4 ; 4 8 | = 40
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∫₀^∞ e^(-ψ²) dψ = √π / 2
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