Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:22Z
det| 8 1 ; 6 9 | = 66
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
90K
1n² + 9n + 0 = 0
det| 9 4 ; 1 10 | = 86
50K
F = ma
d/dω [ω^6] = 6ω^5
∫₀^∞ e^(-n²) dn = √π / 2
∫₀^∞ e^(-y²) dy = √π / 2
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 1 ; 5 6 | = 25