Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 6 ; 7 10 | = 48
46K
det| 9 4 ; 1 10 | = 86
468K
CaCO₃ → CaO + CO₂
det| 11 4 ; 5 12 | = 112
289K
e^{i\pi} + 1 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
339K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
177K
∂x/∂r = 4x
\lim_{t\to 0} \frac{\sin t}{t} = 1
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\lim_{t\to 0} \frac{\sin t}{t} = 1
121K
∑_{k=1}^{n} k = n(n+1)/2
11K
∑_{k=1}^{n} k = n(n+1)/2
387K