Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:06Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 2 6 | = 18
46K
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 2 6 ; 0 3 | = 6
278K
e^{i\pi} + 1 = 0
det| 4 8 ; 3 5 | = -4
339K
∂x/∂r = 4x
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 9 ; 1 8 | = 47
399K
∫₀^∞ e^(-ψ²) dψ = √π / 2
316K
∫₀^∞ e^(-x²) dx = √π / 2
387K