Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-r²) dr = √π / 2
46K
det| 1 5 ; 1 2 | = -3
468K
2H₂ + O₂ → 2H₂O
det| 1 1 ; 2 2 | = 0
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
iħ ∂ψ/∂t = Ĥψ
det| 8 7 ; 5 9 | = 37
358K
det| 7 4 ; 4 8 | = 40
121K
CaCO₃ → CaO + CO₂
\frac{7}{7} \sum_{i=1}^{n} i^{2}
316K
det| 11 2 ; 2 12 | = 128
387K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
144K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
97K
\oint_C \vec{F}\cdot d\vec{r} = 0
276K
d/dr [r^12] = 12r^11
346K