Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:59Z
det| 6 2 ; 7 7 | = 28
det| 1 4 ; 2 2 | = -6
479K
∫₀^∞ e^(-x²) dx = √π / 2
det| 7 4 ; 4 8 | = 40
102K
∑_{k=1}^{n} k = n(n+1)/2
57K
\frac{1}{3} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
264K
d/dψ [ψ^7] = 7ψ^6
F = G m₁m₂ / r²
∫₀^∞ e^(-α²) dα = √π / 2
256K