Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 16:47Z
d/dθ [θ^10] = 10θ^9
det| 2 7 ; 7 3 | = -43
168K
∫₀^∞ e^(-θ²) dθ = √π / 2
446K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
259K
det| 7 4 ; 4 8 | = 40
86K
9z² + 5z + 3 = 0
det| 4 2 ; 6 5 | = 8
224K