nicoguaro

# -*- coding: utf-8 -*-
"""
Solve a nonlinear pendulum for a trajectory on the separatrix.

@author: Nicolás Guarín-Zapata
@date: April 2020
"""
import numpy as np
import matplotlib.pyplot as plt
from scipy.integrate import solve_ivp

nicoguaro

"""
Posterization of an image using k-means

It can be used to create color palettes from pictures.

@author:Nicolás Guarín-Zapata
@date: January 2020
"""
import numpy as np
from scipy import misc

nicoguaro

nicoguaro

# Environment for polynote
#
# 
name: polynote
channels:
  - default
dependencies:
  - python>=3.6
  - pip
  - jedi

nicoguaro

"""
Hello world (of animation)!
"""
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation


def update(data):
    line.set_ydata(data)

nicoguaro

nicoguaro

import numpy as np
import matplotlib.pyplot as plt
import matplotlib.patches as patches

x = np.linspace(0, 1, 100)
y = np.sin(4*np.pi*x)

# Big plot
ax = plt.subplot(111)
plt.plot(x, y, "k", zorder=3, alpha=0.4)

nicoguaro

nicoguaro

/*
Programmatically define a mesh for a region enclosed by a curve
given in parametric for for polar coordinates.

Author: Nicolas Guarin-Zapata
Date: October, 2018
*/

size = 0.05;
npts = 50;

nicoguaro

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Minimize the best approximation to points that lie over
a straight line with outliers for L^p norm.

@author: Nicolas-Guarin-Zapata
"""
import numpy as np
import matplotlib.pyplot as plt