Termodinámica de procesos irreversibles © Daniel Alonso. IUdEA Needs@"VectorFieldPlots`"D vrAx_, y_E = 3 x J1 + 0.5 SqrtAx2 + y2 E - 1.5 SqrtAx2 + y2 EN 3 vtAx_, y_E = -3 y J1 - 0.25 SqrtAx2 + y2 E - 0.75 SqrtAx2 + y2 EN 3 0.5 3x 1+ Ix2 + 32 y2 M 1.5 x2 + y2 0.25 -3 y 1 - Ix2 + 32 y2 M 0.75 x2 + y2 vxAx_, y_E := x vr@x, yD - y vt@x, yD vyAx_, y_E := y vr@x, yD + x vt@x, yD fieldAx_, y_E := If@Sqrt@x x + y yD > 1.1, 8vx@x, yD, vy@x, yD<, 80, 0<D lx = 4; dlx = 0.3; ly = 2; dly = 0.2; g1 = VectorFieldPlot@field@x, yD, 8x, -lx, lx, dlx<, 8y, -ly , ly, dly<D 2 StokesFlow.nb g2 = Graphics@Disk@80, 0<, 1DD Show@g1, g2D