deletions | additions       diff --git a/figures/pdf/normal_distribution.ipynb b/figures/pdf/normal_distribution.ipynb  deleted file mode 100644  index 0f6fb14..0000000  --- a/figures/pdf/normal_distribution.ipynb  +++ /dev/null 
...
import numpy as np  from sympy import *  from IPython.display import *  init_printing(use_latex=True)  import matplotlib.pyplot as plt  %matplotlib inline  fig = plt.gcf()  fig.set_size_inches(8,5)  var('a b x sigma mu')  pdf = Lambda((x,mu,sigma),  (1/(sigma * sqrt(2*pi)) * exp(-(mu-x)**2 / (2*sigma**2)))  )  ltx = '$ pdf(x,\\mu,\\sigma) = \\frac{1}{ \\sigma' + \  '\\sqrt{2 \\pi}} e^{\\left(-\\frac{{\\left(\\mu - ' + \  'x\\right)}^{2}}{2 \\, \\sigma^{2}}\\right)}$'  display(Latex(ltx))  x = np.linspace(50,150,100)  y = np.array([pdf(v,100,15) for v in x],dtype='float')  plt.grid(True)  plt.title('Probability Density Function')  plt.xlabel('IQ')  plt.ylabel('Y')  plt.text(122,0.023,'$\mu = 100$',fontsize=16)  plt.text(122,0.021,'$\sigma = 15$',fontsize=16)  plt.plot(x,y,color='gray')  plt.fill_between(x,y,0,color='#c0f0c0')  plt.show()  diff --git a/figures/pdf/size.tex b/figures/pdf/size.tex  deleted file mode 100644  index 2fcf78b..0000000  --- a/figures/pdf/size.tex  +++ /dev/null 
...
height = 700\nwidth = 500