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Text File  |  1998-08-07  |  641 b   |  14 lines
  1. x^2%+y^2%<2^2%                "Inequalities are relations in x and y, like this circle."
  2. x^2%/2^2%%+y^2%<2^2%        "Inequalities are relations in x and y, like this ellipse."
  3. ZZcosr<0                    "Inequalities can also be relations in r and theta."
  4. Zcosx<cosy                    ""
  5. Zcosx*cosyD                    "Density plots are brighter where the function is larger."
  6. V=V1-yTx                    "Vector Plots are vector functions of x and y."
  7. W=W                            "You can also graph vector plots in three dimensions."
  8. sin(6cosr+5#)<-0.3        ""
  9. cos10#<tan(rsin2r)
  10. (cos(#-r)-sin#)(r^4%-2r^2%cos(2#+2.4)+.9)+(0.62r)^1000<0
  11. |x%+|y%+|x-1%+|y-1<3.5
  12. Y.4cos(#+nr)>r+.01nsin2n#    n=0,20,10
  13. Yr-.2e^-10|#-3pi/2<R1+cos(#+pi/2)&&&/2
  14.