Σ index Batch 16 Eq pack 1 Rxn set 2 Ledger /3 Rxn set 8 Σ#18 Matrix 11 Eq pack 25 Eq pack 13 Ledger /9 Σ#24 Batch 10 Ledger /21

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-21 11:02Z

d/dβ [β^4] = 4β^3

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

430K

det| 7 4 ; 4 8 | = 40

197K

det| 5 2 ; 2 6 | = 26

e^{i\pi} + 1 = 0

281K

iħ ∂ψ/∂t = Ĥψ

73K

ΔS ≥ 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

143K

∫₀^∞ e^(-t²) dt = √π / 2

248K

1β² + 5β + 3 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

246K

det| 4 7 ; 2 5 | = 6

54K

\lim_{t\to 0} \frac{\sin t}{t} = 1

7γ² + 8γ + 3 = 0

469K

N₂ + 3H₂ ⇌ 2NH₃

126K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

410K

∑_{k=1}^{n} k = n(n+1)/2

311K

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