ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 02:22Z
4α² + 9α + 0 = 0
∫₀^∞ e^(-y²) dy = √π / 2
∫₀^∞ e^(-n²) dn = √π / 2
91K
det| 1 9 ; 6 2 | = -52
∑_{k=1}^{n} k = n(n+1)/2
E = mc²
7x² + 9x + 3 = 0
det| 1 1 ; 0 2 | = 2
E = mc²
∇²t = 0