Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:47Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
iħ ∂ψ/∂t = Ĥψ
det| 9 4 ; 1 10 | = 86
278K
3r² + 6r + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
339K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
177K
∑_{k=1}^{n} k = n(n+1)/2
358K
det| 7 9 ; 1 8 | = 47
121K