Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
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\lim_{β\to 0} \frac{\sin β}{β} = 1
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 9 5 ; 2 10 | = 80
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iħ ∂ψ/∂t = Ĥψ
det| 4 8 ; 7 5 | = -36
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det| 9 4 ; 1 10 | = 86
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CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\frac{6}{1} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 3 3 ; 0 4 | = 12
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∫₀^∞ e^(-x²) dx = √π / 2
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