Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:56Z
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
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\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
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CH₄ + 2O₂ → CO₂ + 2H₂O
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∂x/∂θ = 8x
3φ² + 4φ + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
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