Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:09Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CaCO₃ → CaO + CO₂
det| 4 2 ; 6 5 | = 8
289K
det| 9 8 ; 3 10 | = 66
278K
e^{i\pi} + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
∂x/∂r = 4x
det| 7 4 ; 4 8 | = 40
358K
det| 12 1 ; 5 13 | = 151
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 3 6 ; 0 4 | = 12
399K