Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:15Z
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
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d/dθ [θ^4] = 4θ^3
det| 2 3 ; 5 3 | = -9
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det| 5 5 ; 7 6 | = -5
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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∑_{k=1}^{n} k = n(n+1)/2
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\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
399K
\lim_{t\to 0} \frac{\sin t}{t} = 1
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