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- { DIFFGRID - plots a polynomial using different coordinate systems.
- Must have START value greater than 0 for log-log plot
- and resulting polynomial values greater than 0 for
- the polar-logarithmic,log-log, and semilog plots. }
-
- { set processing span }
- start = 1; step = 3; dur = 1999;
-
- a0 = 10; { set polynomial coefficents }
- a1 = 3;
- a2 = 5;
- { set main label for plots }
- label = "Same polynomial plotted using different coordinate systems";
-
- { create polynomial file and autoscale }
- poly = a0 + a1*t + a2*t*t & scaley(poly);
-
- grid = none; { plot on nominal grid without tics }
- plot(poly);
- pause;
-
- grid = polar; { plot on polar grid }
- erase;
- plot(poly);
- pause;
-
- grid = polog; { plot on polar-logarithmic grid }
- erase;
- plot(poly);
- pause;
-
- grid = semilog; { plot on semilog grid }
- erase;
- plot(poly);
- pause;
-
- grid = log.log; { plot on log-log grid }
- erase;
- plot(poly);
-