Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:00Z
d/dn [n^4] = 4n^3
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
Fe₂O₃ + 3CO → 2Fe + 3CO₂
259K
iħ ∂ψ/∂t = Ĥψ
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
305K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
293K
∑_{k=1}^{n} k = n(n+1)/2
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\lim_{α\to 0} \frac{\sin α}{α} = 1
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