Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 15:51Z
∇²β = 0
∫₀^∞ e^(-n²) dn = √π / 2
244K
det| 2 2 ; 6 3 | = -6
det| 7 4 ; 4 8 | = 40
90K
d/dφ [φ^6] = 6φ^5
∫₀^∞ e^(-φ²) dφ = √π / 2
100K
∫₀^∞ e^(-t²) dt = √π / 2
196K
∑_{k=1}^{n} k = n(n+1)/2
218K
∑_{k=1}^{n} k = n(n+1)/2
299K