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Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:56Z

∑_{k=1}^{n} k = n(n+1)/2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

168K

\frac{12}{6} \sum_{i=1}^{n} i^{2}

446K

3x² + 3x + 6 = 0

F = G m₁m₂ / r²

144K

det| 9 4 ; 1 10 | = 86

371K

∇²t = 0

e^{i\pi} + 1 = 0

259K

iħ ∂ψ/∂t = Ĥψ

86K

7z² + 2z + 0 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

224K

iħ ∂ψ/∂t = Ĥψ

234K

10t² + 9t + 5 = 0

218K