Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 13:37Z
8θ² + 4θ + 7 = 0
det| 11 5 ; 0 12 | = 132
244K
∫₀^∞ e^(-x²) dx = √π / 2
52K
∇²α = 0
det| 4 6 ; 4 5 | = -4
90K
det| 5 6 ; 5 6 | = 0
∑_{k=1}^{n} k = n(n+1)/2
50K
∑_{k=1}^{n} k = n(n+1)/2