Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 02:06Z
∇²x = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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8n² + 3n + 6 = 0
det| 9 5 ; 1 10 | = 85
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∂x/∂α = 7x
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
\lim_{r\to 0} \frac{\sin r}{r} = 1
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\lim_{β\to 0} \frac{\sin β}{β} = 1
det| 9 4 ; 1 10 | = 86
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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