fixing issue 1

exFinder/IexFinder.py

@@ -3,6 +3,7 @@
 Created on Wed Nov 3 08:42:17 2021
 
 @author: zoufine Lauer Bare
+v1.0.2
 """
 
 import sympy as sym
@@ -41,21 +42,26 @@ def __init__(self):
  )
 
  trace = go.Table(
- header=dict(values=['Stationary points', 'Eigenvalues and algebraic multiplicity', 'Type'],
- line = dict(color='#7D7F80'),
- fill = dict(color='#a1c3d1'),
+ header=dict(values=['<b>Stationary points</b>', 
+ '<b>Eigenvalues and algebraic multiplicity</b>', 
+ '<b>Type</b>'],
+ #line = dict(color='#7D7F80'),
+ #fill = dict(color='#a1c3d1'),
  align = ['left'] * 5),
  cells=dict(values=[[],
  [],
  []],
- line = dict(color='#7D7F80'),
- fill = dict(color='#EDFAFF'),
+ #line = dict(color='#7D7F80'),
+ #fill = dict(color='#EDFAFF'),
  align = ['left'] * 5))
 
  #layout = dict(width=500, height=300)
  data = [trace]
  self.fig = go.FigureWidget(data=data)#, layout=layout) 
 
+
+
+
  f_num = sym.lambdify((x,y), eval(self.f.value))
 
  x_ = np.linspace(-5, 5, 100) 
@@ -79,10 +85,21 @@ def __init__(self):
  title=r"$H_f(x, y)=%s$ " %(lH))
 
  self.fig2.update_layout(
- title=r"$f(x, y) = %s$ " %(lF)) 
+ title=r"$f(x, y) = %s$ " %(lF)) 
+
+ self.html = widgets.HTMLMath(
+ value=r"$\begin{matrix}\frac{\partial}{\partial x}%s=0\\\frac{\partial}{\partial y}%s=0\end{matrix}$"%(sym.latex(sym.diff(eval(self.f.value), x)), sym.latex(sym.diff(eval(self.f.value), y))),
+ #description=r'Gradien$',
+ )
+
+ self.html2 = widgets.HTMLMath(
+ value=r"$%s$"%(lH),
+ #description=r'Gradien$',
+ ) 
 
- self.fig2.update_layout(template = 'plotly_dark')
+ #self.fig2.update_layout(template = 'plotly_dark')
  #self.fig2.update_layout(template = 'ggplot2')
+ self.fig2.update_layout(template = 'simple_white')
 
 
 
@@ -213,10 +230,19 @@ def exFinder(self, f):
 
 
  self.fig.update_layout(
- title=r"$H_f(x, y)=%s$ " %(sym.latex(self.H(self.f))))
+ title="Stationary points and characterization" 
+ )
 
  self.fig2.update_layout(
- title=r"$f(x, y) = %s$ " %(sym.latex(f))) 
+ title=r"$f(x, y) = %s$ " %(sym.latex(f))) 
+
+
+
+
+ self.html.value = r"$\begin{matrix}%s=0\\%s=0\end{matrix}$"%(sym.latex(sym.diff(f, x)), sym.latex(sym.diff(f, y)))
+
+ self.html2.value = r"$H_f(x, y)=%s$"%(sym.latex(self.H(self.f)))
+
 
  return points, eigenvalues, eType
 
@@ -241,16 +267,47 @@ def compute(self):
 
  container3 = widgets.HBox([
  self.fig, self.fig2
- ]) 
- container4 = widgets.HBox([self.colormap, 
- self.fig2]) 
+ ]) 
+
+ html0 = widgets.HTMLMath(
+ value=r"$\begin{matrix}\frac{\partial f}{\partial x}=0\\\frac{\partial f}{\partial y}=0\end{matrix}$",
+ #description=r'Gradien$',
+ ) 
+
 
+ text = widgets.HTML(
+ value="Setting the gradient of <i>f</i> to zero, gives the following system of equation in <i>x</i> and <i>y</i>. Solving it yields the <b>stationary points</b>.",
+ #placeholder='Some HTML',
+ #description='Some HTML',
+ )
+
+ text1 = widgets.HTML(
+ value=" yields ",
+ #placeholder='Some HTML',
+ #description='Some HTML',
+ ) 
+
+ text2 = widgets.HTML(
+ value="Then, put the stationary points into the following <b>Hessian</b> and compute its eigenvalues.",
+ #placeholder='Some HTML',
+ #description='Some HTML',
+ ) 
 
+ container4 = widgets.HBox([text]) 
+
+ container5 = widgets.HBox([html0, text1, self.html]) 
+
+ container6 = widgets.HBox([text2]) 
+
+ container7 = widgets.HBox([self.html2]) 
 
  display(widgets.VBox([container, 
  #container2,
  container3,
- #container4
+ container4,
+ container5,
+ container6,
+ container7,
  ]))
 
  return