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Content

2D Surface

1. color maps
2. Enter sin(x), then tick the fill checkbox under graph.

   single variable with integral(x)

3. integral(semicircle(1)) semicircle with radius 1.

   animation

   add the function timer(x) for animation
4. integral(semicircle(timer(4))) semicircle with radius from 0 to 4.

   two variables x and y

   f(x,y)+abs(f(x,y))

5. circle(1)+abs(circle(1)) disc with radius 1.
6. disc(1) disc with radius 1.
7. oval(2,1)+abs(oval(2,1)) oval with radius (2,1).
8. ring(1,2) ring with radius 1 and 2

   f(x,y)-abs(f(x,y))

9. y-x^2-abs(y-x^2) .

   two variables with contour2D(x-y) by cling the contour2D button

10. ( x*x+y*y-1) circle
11. ( sin(x*x+y*y-1) ) target
12. ( y-sin(x) ) sine

    two variables with plot2D(x-y)

    click the fill checkbox to fill color.
13. plot2D( x*x+y*y-1) circle
14. plot2D( cos(x*x+y*y-t) ) target
15. plot2D( y-sin(x) ) sine

    animation

    click the auto-t checkbox to auto change t value.
16. plot2D( cos(x*x+y*y-t) ) water wave
    add the function timer(x) for animation
17. plot2D( y-sin(x-timter(9)) ) sea
18. coloring square 变色花环

    two variables with parametric3D(x,x,x-y)

    The first two parameters are the same as x or y, the last parameter is x and y
19. parametric3D(x,x,sin(x)-y)
20. parametric3D(y,y,sin(y)-sin(x)) sine wave

    Complex Functions

21. coloring complex function in WebXR Surface 2D
22. complex plot z with complexplot(z)

    animation

23. complex animation z with complexanimate(z)

    Drawing with mouse

24. Draw shape, then fill with color.

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Reference 参阅