Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:53Z
det| 6 2 ; 7 7 | = 28
det| 12 9 ; 5 13 | = 111
8K
∫₀^∞ e^(-x²) dx = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
57K
\frac{1}{3} \sum_{i=1}^{n} i^{2}
det| 5 3 ; 2 6 | = 24
264K
d/dψ [ψ^7] = 7ψ^6