Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 23:52Z
det| 12 3 ; 2 13 | = 150
det| 11 9 ; 0 12 | = 132
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
∂y/∂φ = 5y
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
102K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-n²) dn = √π / 2
det| 4 6 ; 4 5 | = -4
250K
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
det| 9 9 ; 5 10 | = 45
46K
∑_{k=1}^{n} k = n(n+1)/2
164K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}