Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:05Z
4y² + 8y + 1 = 0
\frac{12}{4} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 3 7 ; 3 4 | = -9
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det| 9 1 ; 4 10 | = 86
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\oint_C \vec{F}\cdot d\vec{r} = 0
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∫₀^∞ e^(-x²) dx = √π / 2
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AgNO₃ + NaCl → AgCl↓ + NaNO₃
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det| 8 2 ; 3 9 | = 66
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\frac{10}{8} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 4 8 ; 6 5 | = -28
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