Fix headers

Author: cpraveen

extquad.md

@@ -199,7 +199,7 @@ $$
 converges at the rate 6 and is same as Boole's rule (integral of cubic interpolant).
 
 (sec:simprichexterr)=
-##### Richardson error estimate for $I_n^{(1)}$ (Simpson rule)
+### Richardson error estimate for $I_n^{(1)}$ (Simpson rule)
 
 From
 

hermite.md

@@ -142,7 +142,7 @@ $$
 H_N(x) = \sum_{i=0}^N y_i r_i(x) + \sum_{i=0}^N y_i' s_i(x)
 $$
 
-##### Uniqueness
+### Uniqueness
 
 Suppose there are two polynomials $H(x), G(x) \in \poly_{2N+1}$ that interpolate the same set of data. Then define
 
@@ -204,7 +204,7 @@ $$
 f(x) - p_{2N+1}(x) = (x-x_0)^2 \ldots (x-x_N)^2 f[x_0,x_0,\ldots,x_N,x_N,x]
 $$
 
-##### Claim: $p_{2N+1} = H_N$
+### Claim: $p_{2N+1} = H_N$
 
 Assume that $f \in \cts^{2N+3}$. Due to the Newton form, we have
 

myst.yml

@@ -78,7 +78,7 @@ project:
 site:
   nav:
     - title: Notes on Numerical Analysis
-      url: https://cpraveen.github.io/numa
+      url: /numa
   template: book-theme
   title: Numerical Analysis
   options:

ode/stiff1.md

@@ -79,7 +79,7 @@ t,y = ForwardEuler(t0,y0,T,h)
 
 plot(t,y,t,yexact(t))
 title("Forward Euler, h ="+str(h))
-legend(("Euler","Exact"))
+legend(("Euler","Exact"));
 ```
 
 ```{code-cell} ipython3