Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:36Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-ψ²) dψ = √π / 2
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\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
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det| 10 3 ; 4 11 | = 98
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∂x/∂θ = 8x
∫₀^∞ e^(-θ²) dθ = √π / 2
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
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