' - - File: VII_Slope6.txt

F{x,y} =  Sin[x - y]                ' The slope function.

' Experiment with the "h" increment in Options: Computation menu.
a = -4 :  b = 4  :  n = 12
c = -4  :  d = 4  :  m = 12

x1 = - 1.5  : y1 = -2              ' Initial condition for a particular solution.
x2 = - 1    :  y2 = -0.75         ' A second for another particular solution.
x3 = -2     :  y3 = 1                ' Third.


PlotSlopeField[F, {a,b,n}{c,d,m}{x1,y1}{x2,y2}{x3,y3}]

' Use the Shift-Z to zoom inward.  Note the arrows for the assumed directed flow.


