Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-21 00:19Z
det| 3 4 ; 0 4 | = 12
det| 2 7 ; 7 3 | = -43
372K
∫₀^∞ e^(-β²) dβ = √π / 2
8n² + 5n + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
287K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
30K
∑_{k=1}^{n} k = n(n+1)/2
165K
det| 11 9 ; 5 12 | = 87
141K