Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 03:58Z
∇ × E = −∂B/∂t
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
∂x/∂n = 6x
det| 5 6 ; 2 6 | = 18
86K
\lim_{x\to 0} \frac{\sin x}{x} = 1
\frac{8}{7} \sum_{i=1}^{n} i^{2}
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det| 7 4 ; 4 8 | = 40
234K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
12β² + 7β + 0 = 0
N₂ + 3H₂ ⇌ 2NH₃