Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 22:39Z
det| 5 1 ; 4 6 | = 26
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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∑_{k=1}^{n} k = n(n+1)/2
12φ² + 4φ + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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E = mc²
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 9 6 ; 7 10 | = 48
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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\frac{4}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
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