Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 19:51Z
\frac{4}{2} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
168K
det| 10 3 ; 4 11 | = 98
446K
d/dt [t^8] = 8t^7
det| 5 6 ; 2 6 | = 18
371K
\frac{4}{6} \sum_{i=1}^{n} i^{2}
det| 3 6 ; 0 4 | = 12
234K
∑_{k=1}^{n} k = n(n+1)/2
218K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
354K
\lim_{r\to 0} \frac{\sin r}{r} = 1
70K