When plotted, these parametric equations say "happy new year" (and were constructed with this worksheet)

x := piecewise(t <= 58, -15.0*sin(1.43 + 0.650*t) - 14.8*sin(-1.64 + 0.703*t) - 1.28*sin(-2.97 + 1.25*t) - 11.9*sin(-1.58 + 0.540*t) - 1.07*sin(-1.60 + 1.35*t) - 3.85*sin(-2.09 + 1.41*t) - 7.13*sin(1.13 + 1.73*t) - 4.40*sin(1.32 + 1.30*t) - 26.3*sin(1.53 + 0.380*t) - 9.42*sin(-4.65 + 0.433*t) - 3.43*sin(1.42 + 2.06*t) - 7.57*sin(-1.77 + 2.11*t) - 2.65*sin(-4.34 + 0.323*t) - 1.95*sin(-4.57 + 2.54*t) - 5.39*sin(-1.38 + 2.60*t) - 49.2*sin(1.52 + 0.487*t) - 0.754*sin(-4.38 + 2.87*t) - 9.67*sin(-1.58 + 2.65*t) - 7.88*sin(-4.59 + 1.95*t) - 2.39*sin(-1.67 + 2.71*t) - 15.1*sin(1.53 + 0.108*t) - 39.0*sin(1.47 + 0.757*t) - 1.80*sin(1.37 + 2.22*t) - 4.22*sin(-1.95 + 0.973*t) - 7.72*sin(-1.44 + 2.17*t) - 8.80*sin(-1.66 + 0.813*t) - 3.59*sin(1.13 + 1.57*t) - 15.4*sin(-1.64 + 1.62*t) - 6.70*sin(1.36 + 1.19*t) - 791.*sin(-1.57 + 0.0540*t) - 2.55*sin(-1.55 + 1.89*t) - 6.92*sin(-1.87 + 1.68*t) - 3.95*sin(1.17 + 1.08*t) - 44.1*sin(-1.67 + 1.14*t) - 25.8*sin(1.51 + 0.597*t) - 31.4*sin(1.42 + 1.46*t) - 96.8*sin(-1.59 + 0.162*t) - 18.7*sin(1.53 + 0.217*t) - 7.87*sin(-4.66 + 2.98*t) - 4.99*sin(1.22 + 3.03*t) - 6.92*sin(1.43 + 2.44*t) - 48.3*sin(1.47 + 1.03*t) - 24.2*sin(1.48 + 1.52*t) - 9.58*sin(1.43 + 2.49*t) - 4.29*sin(1.33 + 2.27*t) - 6.34*sin(1.22 + 2.33*t) - 12.0*sin(1.45 + 2.00*t) - 0.388*sin(-1.25 + 2.92*t) - 2.74*sin(-1.43 + 1.79*t) - 6.71*sin(-1.66 + 1.84*t) - 0.713*sin(-3.63 + 2.38*t) - 43.1*sin(-1.59 + 0.271*t) - 2.51*sin(1.12 + 2.76*t) - 1.29*sin(-3.92 + 2.82*t) - 21.3*sin(-1.70 + 0.867*t) - 12.4*sin(1.50 + 0.920*t), 58 < t and t <= 84, -500 - 321.*sin(-8.608 + 0.121*t) - 7.18*sin(-12.408 + 0.241*t) - 57.1*sin(-22.608 + 0.361*t) - 21.9*sin(-26.682 + 0.484*t) - 21.3*sin(-33.474 + 0.603*t) - 50.2*sin(-43.800 + 0.725*t) - 20.6*sin(-50.760 + 0.845*t) - 41.5*sin(-54.756 + 0.967*t) - 9.74*sin(-61.89 + 1.09*t) - 41.1*sin(-72.03 + 1.21*t) - 2.49*sin(-78.88 + 1.33*t) - 3.30*sin(-83.227 + 1.45*t) - 6.73*sin(-89.99 + 1.57*t) - 5.88*sin(-96.59 + 1.69*t) - 16.4*sin(-106.99 + 1.81*t) - 1.61*sin(-111.8982 + 1.93*t) - 1.84*sin(-117.970 + 2.05*t) - 0.464*sin(-127.83 + 2.17*t) - 1.64*sin(-134.90 + 2.30*t) - 3.94*sin(-142.37 + 2.41*t) - 2.35*sin(-149.22 + 2.54*t) - 2.72*sin(-154.3362 + 2.66*t) - 8.41*sin(-160.453 + 2.78*t) - 4.39*sin(-171.17 + 2.90*t), 84 < t, -300 - 2.66*sin(-205.04 + 2.41*t) - 1.26*sin(-207.397 + 2.46*t) - 2.21*sin(-196.59 + 2.31*t) - 2.31*sin(-166.83 + 1.96*t) - 48.9*sin(-39.688 + 0.452*t) - 0.697*sin(-252.158 + 3.01*t) - 2.51*sin(-179.22 + 2.11*t) - 1.57*sin(-222.14 + 2.66*t) - 0.745*sin(-226.24 + 2.71*t) - 49.4*sin(-10.020 + 0.100*t) - 0.289*sin(-159.628 + 1.91*t) - 95.9*sin(-32.358 + 0.402*t) - 60.0*sin(-43.928 + 0.502*t) - 3.76*sin(-73.736 + 0.854*t) - 3.05*sin(-183.97 + 2.16*t) - 0.629*sin(-158.50 + 1.86*t) - 9.25*sin(-49.272 + 0.603*t) - 4.46*sin(-74.716 + 0.904*t) - 10.4*sin(-79.040 + 0.955*t) - 2.65*sin(-103.67 + 1.21*t) - 1.99*sin(-145.57 + 1.71*t) - 1.52*sin(-197.315 + 2.36*t) - 0.685*sin(-258.12 + 3.06*t) - 1.04*sin(-247.58 + 2.96*t) - 64.8*sin(-18.514 + 0.201*t) - 68.5*sin(-31.278 + 0.352*t) - 579.*sin(-5.8068 + 0.0502*t) - 6.52*sin(-95.20 + 1.11*t) - 5.03*sin(-96.28 + 1.16*t) - 0.396*sin(-211.620 + 2.51*t) - 7.28*sin(-150.00 + 1.76*t) - 2.42*sin(-153.92 + 1.81*t) - 10.4*sin(-112.11 + 1.31*t) - 24.8*sin(-85.95 + 1.00*t) - 3.91*sin(-124.83 + 1.46*t) - 1.69*sin(-185.369 + 2.21*t) - 1.18*sin(-189.238 + 2.26*t) - 16.6*sin(-56.662 + 0.653*t) - 1.33*sin(-222.31 + 2.61*t) - 0.593*sin(-238.70 + 2.81*t) - 1.88*sin(-233.58 + 2.76*t) - 3.91*sin(-133.01 + 1.56*t) - 4.94*sin(-134.16 + 1.61*t) - 9.59*sin(-128.89 + 1.51*t) - 1.02*sin(-240.2714 + 2.86*t) - 2.15*sin(-247.83 + 2.91*t) - 5.52*sin(-90.85 + 1.06*t) - 3.83*sin(-171.25 + 2.01*t) - 0.523*sin(-171.66 + 2.06*t) - 0.284*sin(-141.80 + 1.66*t) - 23.2*sin(-11.174 + 0.151*t) - 1.58*sin(-114.615 + 1.36*t) - 2.67*sin(-120.75 + 1.41*t) - 5.83*sin(-19.524 + 0.251*t) - 13.7*sin(-23.774 + 0.301*t) - 14.8*sin(-107.89 + 1.26*t) - 15.5*sin(-60.842 + 0.703*t) - 37.7*sin(-65.176 + 0.754*t) - 2.02*sin(-217.95 + 2.56*t) - 13.2*sin(-69.466 + 0.804*t) - 37.7*sin(-45.052 + 0.553*t)):

y := piecewise(t <= 58, -28.1*sin(1.45 + 1.62*t) - 2.23*sin(-2.39 + 1.89*t) - 17.8*sin(-1.51 + 1.19*t) - 4.85*sin(-1.61 + 2.38*t) - 2.52*sin(1.55 + 1.95*t) - 20.0*sin(1.55 + 2.11*t) - 24.8*sin(-1.62 + 2.00*t) - 19.9*sin(-1.81 + 2.06*t) - 4.22*sin(-0.422 + 2.60*t) - 6.94*sin(1.47 + 2.87*t) - 61.1*sin(1.49 + 0.323*t) - 13.9*sin(-4.68 + 0.540*t) - 3.97*sin(0.00256 + 2.33*t) - 69.8*sin(1.53 + 0.487*t) - 59.6*sin(1.50 + 0.813*t) - 132.*sin(-1.65 + 0.867*t) - 26.7*sin(-1.76 + 1.52*t) - 53.1*sin(1.40 + 1.57*t) - 139.*sin(1.57 + 0.0540*t) - 3.75*sin(-2.34 + 3.03*t) - 8.03*sin(1.24 + 1.73*t) - 22.9*sin(-4.61 + 0.217*t) - 16.7*sin(-1.67 + 0.703*t) - 23.3*sin(-1.82 + 1.68*t) - 78.9*sin(-4.70 + 0.271*t) - 2.72*sin(-2.38 + 2.49*t) - 3.45*sin(1.10 + 2.54*t) - 2.07*sin(-0.489 + 2.22*t) - 13.1*sin(-1.82 + 2.27*t) - 60.6*sin(-1.62 + 1.08*t) - 5.27*sin(1.55 + 2.44*t) - 4.17*sin(1.46 + 2.82*t) - 33.1*sin(-1.80 + 1.46*t) - 2.15*sin(-1.58 + 0.757*t) - 3.94*sin(-3.86 + 2.65*t) - 8.88*sin(1.51 + 1.79*t) - 9.97*sin(1.52 + 1.84*t) - 105.*sin(1.48 + 1.03*t) - 15.2*sin(-4.67 + 1.25*t) - 101.*sin(1.51 + 0.380*t) - 11.0*sin(-4.59 + 0.433*t) - 86.7*sin(1.50 + 0.973*t) - 170.*sin(1.53 + 0.597*t) - 41.2*sin(1.51 + 0.650*t) - 20.4*sin(-1.67 + 1.30*t) - 47.9*sin(-1.70 + 1.35*t) - 15.8*sin(-1.66 + 2.71*t) - 8.61*sin(-1.71 + 2.76*t) - 25.7*sin(-1.64 + 0.108*t) - 70.9*sin(1.55 + 0.162*t) - 0.668*sin(-2.42 + 2.92*t) - 4.78*sin(-4.60 + 2.98*t) - 106.*sin(1.49 + 0.920*t) - 17.6*sin(1.53 + 1.41*t) - 8.82*sin(1.05 + 2.17*t) - 113.*sin(-1.67 + 1.14*t), t <= 84, -800 - 7.30*sin(-171.17 + 2.90*t) - 3.28*sin(-6.550 + 0.121*t) - 1.46*sin(-17.878 + 0.241*t) - 20.4*sin(-22.438 + 0.361*t) - 28.9*sin(-29.862 + 0.484*t) - 9.13*sin(-36.364 + 0.603*t) - 45.3*sin(-40.650 + 0.725*t) - 97.4*sin(-50.770 + 0.845*t) - 13.1*sin(-54.916 + 0.967*t) - 80.8*sin(-61.97 + 1.09*t) - 39.1*sin(-71.92 + 1.21*t) - 42.8*sin(-78.87 + 1.33*t) - 108.*sin(-85.97 + 1.45*t) - 10.6*sin(-92.80 + 1.57*t) - 49.8*sin(-99.94 + 1.69*t) - 15.4*sin(-103.75 + 1.81*t) - 24.2*sin(-113.90 + 1.93*t) - 8.96*sin(-123.18 + 2.05*t) - 1.59*sin(-127.14 + 2.17*t) - 14.1*sin(-137.59 + 2.30*t) - 6.51*sin(-142.35 + 2.41*t) - 7.98*sin(-145.83 + 2.54*t) - 6.40*sin(-153.721 + 2.66*t) - 1.23*sin(-164.36 + 2.78*t), 84 < t, -1400 - 128.*sin(-32.358 + 0.402*t) - 68.5*sin(-43.928 + 0.502*t) - 2.55*sin(-242.18 + 2.86*t) - 6.86*sin(-219.136 + 2.61*t) - 5.76*sin(-222.904 + 2.66*t) - 2.39*sin(-226.835 + 2.71*t) - 101.*sin(-11.164 + 0.151*t) - 8.69*sin(-231.548 + 2.76*t) - 146.*sin(-31.268 + 0.352*t) - 8.30*sin(-179.37 + 2.11*t) - 2.68*sin(-261.69 + 3.06*t) - 10.4*sin(-162.98 + 1.91*t) - 30.1*sin(-73.606 + 0.854*t) - 24.1*sin(-77.946 + 0.904*t) - 10.0*sin(-146.01 + 1.71*t) - 72.5*sin(-69.416 + 0.804*t) - 8.91*sin(-85.97 + 1.00*t) - 8.58*sin(-175.51 + 2.06*t) - 27.4*sin(-109.01 + 1.31*t) - 16.8*sin(-113.17 + 1.36*t) - 162.*sin(-5.7968 + 0.0502*t) - 3.69*sin(-205.52 + 2.41*t) - 7.62*sin(-207.006 + 2.46*t) - 131.*sin(-53.522 + 0.653*t) - 95.3*sin(-60.882 + 0.703*t) - 8.53*sin(-197.627 + 2.36*t) - 1.74*sin(-247.32 + 2.91*t) - 27.2*sin(-121.51 + 1.46*t) - 51.7*sin(-49.332 + 0.603*t) - 8.81*sin(-104.925 + 1.26*t) - 10.2*sin(-100.703 + 1.21*t) - 9.35*sin(-183.90 + 2.16*t) - 7.82*sin(-188.20 + 2.21*t) - 42.8*sin(-26.964 + 0.301*t) - 16.8*sin(-48.312 + 0.553*t) - 15.2*sin(-9.980 + 0.100*t) - 213.*sin(-18.524 + 0.201*t) - 39.4*sin(-19.584 + 0.251*t) - 6.28*sin(-87.85 + 1.06*t) - 3.71*sin(-117.623 + 1.41*t) - 4.92*sin(-196.77 + 2.31*t) - 1.25*sin(-255.21 + 3.01*t) - 5.13*sin(-248.529 + 2.96*t) - 8.69*sin(-141.43 + 1.66*t) - 11.5*sin(-167.26 + 1.96*t) - 13.0*sin(-171.19 + 2.01*t) - 4.12*sin(-159.23 + 1.86*t) - 3.66*sin(-212.23 + 2.51*t) - 0.810*sin(-83.380 + 0.955*t) - 3.11*sin(-65.516 + 0.754*t) - 1.38*sin(-139.34 + 1.61*t) - 9.07*sin(-188.885 + 2.26*t) - 52.6*sin(-39.678 + 0.452*t) - 6.81*sin(-125.917 + 1.51*t) - 24.7*sin(-130.128 + 1.56*t) - 4.16*sin(-215.362 + 2.56*t) - 11.8*sin(-92.283 + 1.11*t) - 16.6*sin(-96.32 + 1.16*t) - 6.39*sin(-147.108 + 1.76*t) - 7.61*sin(-154.46 + 1.81*t) - 4.28*sin(-235.566 + 2.81*t)):

plot( [ x, y, t = 0 .. 146 ], scaling = constrained, discont = [ usefdiscont ], axes = boxed, thickness = 5, size = [600, 600]);

 


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