Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 01:11Z
\frac{12}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
198K
∫₀^∞ e^(-r²) dr = √π / 2
∫₀^∞ e^(-φ²) dφ = √π / 2
155K
det| 5 3 ; 6 6 | = 12
det| 9 4 ; 1 10 | = 86
366K
F = ma
det| 5 3 ; 2 6 | = 24
176K
CH₄ + 2O₂ → CO₂ + 2H₂O
d/dr [r^4] = 4r^3