Converted by
Mathematica
(June 1, 2004)
![a := 1 ; b := 2 ; c := 2 ; d := 2 ParametricPlot[{Sin[a t] + Sin[b t], Sin[c t] + Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_2.gif){kind=small}
![[Graphics:HTMLFiles/index_3.gif]](HTMLFiles/index_3.gif)
![a := 1 ; b := 2 ; c := 1 ; d := 1 ParametricPlot[{Sin[a t] + Sin[b t], Sin[c t] + Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_5.gif){kind=small}
![[Graphics:HTMLFiles/index_6.gif]](HTMLFiles/index_6.gif)
![a := 1 ; b := 2 ; c := 1 ; d := 3 ParametricPlot[{Sin[a t] Cos[b t], Sin[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_8.gif){kind=small}
![[Graphics:HTMLFiles/index_9.gif]](HTMLFiles/index_9.gif)
![a := 1 ; b := 4 ; c := 1 ; d := 1 ParametricPlot[{Sin[a t] + Cos[b t], Sin[c t] + Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_11.gif){kind=small}
![[Graphics:HTMLFiles/index_12.gif]](HTMLFiles/index_12.gif)
![a := 50 ; b := 10 ; c := 3 p := 1 ; q := 6 ; r := -10 ParametricPlot[{a Sin[p t] + b Sin[q t] + c Sin[r t], a Cos[p t] + b Cos[q t] + c Cos[r t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_14.gif)
![[Graphics:HTMLFiles/index_15.gif]](HTMLFiles/index_15.gif)
![a := 1 ; b := 2 ; c := 3 ; d := 1 ParametricPlot[{Sin[a t] Cos[b t], Sin[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_17.gif){kind=small}
![[Graphics:HTMLFiles/index_18.gif]](HTMLFiles/index_18.gif)
![a := 4 ; b := 1 ; c := 4 ParametricPlot[{Sin[a t] + 2.5 Cos[b t], Cos[c t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_20.gif){kind=small}
![[Graphics:HTMLFiles/index_21.gif]](HTMLFiles/index_21.gif)
![a := 2 ; b := 3 ; c := 3 ; d := 2 ParametricPlot[{Sin[a t] + Cos[b t], 1.5 Sin[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_23.gif){kind=small}
![[Graphics:HTMLFiles/index_24.gif]](HTMLFiles/index_24.gif)
![a := 1 ; b := 2 ; c := 2 ; d := 3 ParametricPlot[{Sin[a t] Cos[b t], Cos[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_26.gif){kind=small}
![[Graphics:HTMLFiles/index_27.gif]](HTMLFiles/index_27.gif)
![a := 2 ; b := 5 ; c := 5 ; d := 6 ParametricPlot[{Sin[a t] Sin[b t], Sin[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_29.gif){kind=small}
![[Graphics:HTMLFiles/index_30.gif]](HTMLFiles/index_30.gif)
![a := 1 ; b := 4 ; c := 1 ; d := 4 ParametricPlot[{Sin[a t] Sin[b t], Sin[c t] Cos[d t]}, {t, 0, 2 Pi}, AspectRatio -> Automatic]](HTMLFiles/index_32.gif){kind=small}
![[Graphics:HTMLFiles/index_33.gif]](HTMLFiles/index_33.gif)
