Math Dump /sym/6c3138
id=1 · host=fr.findroms.cloud · 2026-10-18 22:03Z
3n² + 7n + 7 = 0
∫₀^∞ e^(-t²) dt = √π / 2
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∫₀^∞ e^(-ω²) dω = √π / 2
det| 4 8 ; 3 5 | = -4
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\frac{10}{6} \sum_{i=1}^{n} i^{2}
det| 9 8 ; 3 10 | = 66
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d/dr [r^12] = 12r^11
det| 4 2 ; 6 5 | = 8
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d/dφ [φ^5] = 5φ^4
det| 9 4 ; 1 10 | = 86
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∑_{k=1}^{n} k = n(n+1)/2
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