Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 15:20Z
∇²β = 0
∑_{k=1}^{n} k = n(n+1)/2
244K
det| 2 2 ; 6 3 | = -6
∫₀^∞ e^(-y²) dy = √π / 2
90K
∫₀^∞ e^(-φ²) dφ = √π / 2
91K
d/dφ [φ^6] = 6φ^5
∫₀^∞ e^(-θ²) dθ = √π / 2
50K
det| 10 3 ; 1 11 | = 107
det| 11 7 ; 4 12 | = 104
det| 7 4 ; 4 8 | = 40
262K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
det| 6 7 ; 0 7 | = 42
det| 7 6 ; 2 8 | = 44
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∇²z = 0