Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 22:10Z
3n² + 7n + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
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∫₀^∞ e^(-ω²) dω = √π / 2
det| 7 4 ; 4 8 | = 40
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\frac{10}{6} \sum_{i=1}^{n} i^{2}
det| 11 5 ; 0 12 | = 132
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d/dr [r^12] = 12r^11