Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 07:39Z
\oint_C \vec{F}\cdot d\vec{r} = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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∂φ/∂t = 3φ
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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det| 1 4 ; 3 2 | = -10
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det| 1 4 ; 4 2 | = -14
F = ma
det| 9 5 ; 1 10 | = 85
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∑_{k=1}^{n} k = n(n+1)/2
det| 12 2 ; 2 13 | = 152
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4γ² + 3γ + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}