Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:14Z
det| 8 1 ; 6 9 | = 66
∑_{k=1}^{n} k = n(n+1)/2
244K
∑_{k=1}^{n} k = n(n+1)/2
det| 4 8 ; 3 5 | = -4
91K
1n² + 9n + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
100K
det| 7 4 ; 4 8 | = 40
50K
F = ma
∫₀^∞ e^(-α²) dα = √π / 2
137K
d/dω [ω^6] = 6ω^5
∫₀^∞ e^(-n²) dn = √π / 2
∑_{k=1}^{n} k = n(n+1)/2
218K
∫₀^∞ e^(-y²) dy = √π / 2