Math Dump /sym/106969
id=212118 · host=fr.findroms.cloud · 2026-08-20 02:17Z
∇²z = 0
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 5 6 ; 2 6 | = 18
366K
det| 3 7 ; 2 4 | = -2
475K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
79K
\frac{7}{2} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
43K
11y² + 6y + 3 = 0
2φ² + 6φ + 1 = 0
9φ² + 7φ + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2