Functions & Wireframes

function_plotting_py.ipynb

from mpl_toolkits.mplot3d import Axes3D; import numpy,pylab

pylab.rcParams['grid.color']='steelblue'; pylab.rcParams['grid.linestyle']='--'

X=numpy.linspace(-7,7,128); X,Y=numpy.meshgrid(X,X)

Z1=1/2*X**2+1/8*Y**2; Z1[Z1>6]=numpy.nan;

Z2=1/8*X**2-1/18*Y**2; Z2[Z2<-6]=numpy.nan; Z2[Z2>6]=numpy.nan;

f=pylab.figure(figsize=(12,12)); ax=f.add_subplot(111,projection='3d')

ax.plot_wireframe(X,Y,Z1,alpha=0.7,colors='#ff3636')

ax.plot_wireframe(X,Y,Z2,alpha=0.4,colors='#3636ff')

ax.text(2,7,7,'$x^2/1^2+y^2/2^2=2 \cdot z$',color='#ff3636',fontsize=20)

ax.text(-12,-7,-7,'$x^2/2^2-y^2/3^2=2 \cdot z$',color='#3636ff',fontsize=20)

ax.xaxis.pane.fill,ax.yaxis.pane.fill,ax.zaxis.pane.fill=False,False,False

ax.set_xlim(-7,7); ax.set_ylim(-7,7); ax.set_zlim(-7,7); pylab.show()