Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:59Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
det| 12 1 ; 5 13 | = 151
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ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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det| 1 7 ; 1 2 | = -5
∑_{k=1}^{n} k = n(n+1)/2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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d/dn [n^1] = 1n^0
det| 7 4 ; 4 8 | = 40
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\frac{12}{6} \sum_{i=1}^{n} i^{2}
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