Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 19:02Z
\frac{4}{2} \sum_{i=1}^{n} i^{2}
det| 7 4 ; 4 8 | = 40
168K
\oint_C \vec{F}\cdot d\vec{r} = 0
446K
d/dt [t^8] = 8t^7
∑_{k=1}^{n} k = n(n+1)/2
144K
∑_{k=1}^{n} k = n(n+1)/2
371K
\frac{4}{6} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
259K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
86K
d/dω [ω^1] = 1ω^0
det| 5 9 ; 7 6 | = -33
224K
det| 2 6 ; 0 3 | = 6
234K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
354K