Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-20 03:55Z
det| 1 9 ; 3 2 | = -25
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
190K
∇ × E = −∂B/∂t
6t² + 6t + 7 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
299K
∑_{k=1}^{n} k = n(n+1)/2
\frac{4}{9} \sum_{i=1}^{n} i^{2}
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∂β/∂n = 7β
det| 7 4 ; 4 8 | = 40
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\oint_C \vec{F}\cdot d\vec{r} = 0
\frac{1}{7} \sum_{i=1}^{n} i^{2}
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2H₂ + O₂ → 2H₂O
N₂ + 3H₂ ⇌ 2NH₃