Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 17:58Z
d/dθ [θ^5] = 5θ^4
\binom{n}{k} = \frac{n!}{k!(n-k)!}
168K
det| 7 4 ; 4 8 | = 40
446K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
144K
d/dr [r^4] = 4r^3
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
259K
7α² + 1α + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
224K
\oint_C \vec{F}\cdot d\vec{r} = 0
234K
det| 12 3 ; 1 13 | = 153
∑_{k=1}^{n} k = n(n+1)/2
218K
det| 9 6 ; 7 10 | = 48
70K