Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 15:15Z
∇²β = 0
det| 1 2 ; 7 2 | = -12
52K
det| 2 2 ; 6 3 | = -6
∑_{k=1}^{n} k = n(n+1)/2
91K
d/dφ [φ^6] = 6φ^5
det| 9 4 ; 1 10 | = 86
197K
∫₀^∞ e^(-t²) dt = √π / 2
196K
∑_{k=1}^{n} k = n(n+1)/2
218K