Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:50Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-n²) dn = √π / 2
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\frac{6}{1} \sum_{i=1}^{n} i^{2}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
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∑_{k=1}^{n} k = n(n+1)/2
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∂x/∂θ = 8x
∑_{k=1}^{n} k = n(n+1)/2
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det| 10 2 ; 3 11 | = 104
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det| 9 4 ; 1 10 | = 86
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∫₀^∞ e^(-x²) dx = √π / 2
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