Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:58Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
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∫₀^∞ e^(-x²) dx = √π / 2
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CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\lim_{x\to 0} \frac{\sin x}{x} = 1
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e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
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∂x/∂r = 4x
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 4 2 ; 6 5 | = 8
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∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K