Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 16:24Z
det| 6 2 ; 7 7 | = 28
det| 7 4 ; 4 8 | = 40
479K
∫₀^∞ e^(-x²) dx = √π / 2
det| 4 6 ; 4 5 | = -4
102K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
57K
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
264K
d/dψ [ψ^7] = 7ψ^6
\binom{n}{k} = \frac{n!}{k!(n-k)!}
250K
F = G m₁m₂ / r²
∫₀^∞ e^(-θ²) dθ = √π / 2
AgNO₃ + NaCl → AgCl↓ + NaNO₃