Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 05:52Z
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
46K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
468K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 11 4 ; 5 12 | = 112
289K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 12 4 ; 2 13 | = 148
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
358K
\lim_{r\to 0} \frac{\sin r}{r} = 1
121K
12r² + 4r + 0 = 0
det| 9 4 ; 1 10 | = 86
316K
∫₀^∞ e^(-β²) dβ = √π / 2
e^{i\pi} + 1 = 0