Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 17:58Z
d/dθ [θ^5] = 5θ^4
\frac{2}{4} \sum_{i=1}^{n} i^{2}
d/dr [r^4] = 4r^3
∑_{k=1}^{n} k = n(n+1)/2
259K
7α² + 1α + 1 = 0
det| 11 5 ; 0 12 | = 132
224K
det| 5 2 ; 3 6 | = 24
234K