Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:48Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
CaCO₃ → CaO + CO₂
det| 3 6 ; 0 4 | = 12
289K
\lim_{t\to 0} \frac{\sin t}{t} = 1
278K
e^{i\pi} + 1 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
339K
∂x/∂r = 4x
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
316K
det| 2 8 ; 7 3 | = -50
11K