Formula Ledger /sym/7ab403
id=1 · host=findroms.cloud · 2026-10-18 17:05Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
\lim_{β\to 0} \frac{\sin β}{β} = 1
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det| 8 2 ; 7 9 | = 58
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∇ × E = −∂B/∂t
det| 2 9 ; 0 3 | = 6
\frac{11}{6} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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