Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:13Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
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CaCO₃ → CaO + CO₂
det| 1 4 ; 3 2 | = -10
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e^{i\pi} + 1 = 0
∫₀^∞ e^(-θ²) dθ = √π / 2
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∂x/∂r = 4x
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 9 4 ; 1 10 | = 86
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