Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-21 06:12Z
∫₀^∞ e^(-φ²) dφ = √π / 2
d/dz [z^11] = 11z^10
141K
∑_{k=1}^{n} k = n(n+1)/2
148K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
\lim_{z\to 0} \frac{\sin z}{z} = 1
7K
CaCO₃ → CaO + CO₂
\frac{6}{3} \sum_{i=1}^{n} i^{2}
414K
∫₀^∞ e^(-φ²) dφ = √π / 2
291K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
57K
det| 2 9 ; 4 3 | = -30
\binom{n}{k} = \frac{n!}{k!(n-k)!}
335K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
460K
e^{i\pi} + 1 = 0
det| 7 4 ; 4 8 | = 40
33K