Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:37Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{x\to 0} \frac{\sin x}{x} = 1
46K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 9 6 ; 0 10 | = 90
289K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
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∂x/∂θ = 8x
det| 4 8 ; 3 5 | = -4
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3φ² + 4φ + 2 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
358K
5ω² + 6ω + 0 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
316K