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 04:57Z

12r² + 6r + 1 = 0

F = G m₁m₂ / r²

168K

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

446K

∑_{k=1}^{n} k = n(n+1)/2

11t² + 6t + 6 = 0

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

4t² + 9t + 6 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

∇²ψ = 0

det| 7 4 ; 4 8 | = 40

224K

ω = 2πf

234K

F = ma

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

218K

N₂ + 3H₂ ⇌ 2NH₃

354K