Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 01:15Z
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
446K
10t² + 5t + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
144K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
259K
det| 7 4 ; 4 8 | = 40
86K
det| 8 7 ; 1 9 | = 65
det| 1 4 ; 3 2 | = -10
224K
\frac{12}{9} \sum_{i=1}^{n} i^{2}
ω = 2πf
∫₀^∞ e^(-θ²) dθ = √π / 2
70K
CaCO₃ → CaO + CO₂