Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:12Z
det| 8 1 ; 6 9 | = 66
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
90K
det| 8 2 ; 7 9 | = 58
91K
1n² + 9n + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
50K
F = ma
d/dω [ω^6] = 6ω^5
∫₀^∞ e^(-n²) dn = √π / 2
∫₀^∞ e^(-y²) dy = √π / 2