Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:49Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 6 6 ; 5 7 | = 12
46K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
278K
e^{i\pi} + 1 = 0
det| 2 3 ; 5 3 | = -9
177K
∂x/∂r = 4x
∫₀^∞ e^(-ψ²) dψ = √π / 2
358K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 8 9 ; 4 9 | = 36
399K
det| 12 4 ; 4 13 | = 140
CH₄ + 2O₂ → CO₂ + 2H₂O
11K
∑_{k=1}^{n} k = n(n+1)/2