Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 16:21Z
d/dθ [θ^10] = 10θ^9
det| 7 4 ; 4 8 | = 40
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det| 1 4 ; 3 2 | = -10
446K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 6 ; 1 8 | = 50
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∑_{k=1}^{n} k = n(n+1)/2
371K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
259K
\lim_{α\to 0} \frac{\sin α}{α} = 1
86K
9z² + 5z + 3 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
224K
det| 9 6 ; 7 10 | = 48
234K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
354K