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 01:41Z

iħ ∂ψ/∂t = Ĥψ

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

168K

iħ ∂ψ/∂t = Ĥψ

446K

10t² + 5t + 5 = 0

N₂ + 3H₂ ⇌ 2NH₃

144K

ω = 2πf

371K

∇ × E = −∂B/∂t

12n² + 2n + 2 = 0

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

det| 8 7 ; 1 9 | = 65

det| 9 5 ; 1 10 | = 85

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

1θ² + 2θ + 6 = 0

218K

8ψ² + 7ψ + 0 = 0

354K

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

70K

∑_{k=1}^{n} k = n(n+1)/2

402K