Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 06:04Z

det| 3 9 ; 6 4 | = -42

1n² + 7n + 3 = 0

168K

8ψ² + 7ψ + 0 = 0

446K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

144K

∂n/∂θ = 3n

371K

2z² + 2z + 5 = 0

∇ × E = −∂B/∂t

259K

PV = nRT

86K

iħ ∂ψ/∂t = Ĥψ

det| 5 2 ; 3 6 | = 24

224K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

234K

∫₀^∞ e^(-t²) dt = √π / 2

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

218K

d/dt [t^3] = 3t^2

354K

det| 4 5 ; 7 5 | = -15

7r² + 7r + 5 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

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