title: Combine two triangular meshes
body: <p>I have two triangular meshes over a given 2-D domain. The goal is to combine these meshes and create a third triangular mesh such that it contains all edge and node information of the initial meshes. The following image is a pictorial presentation of what I am looking for:</p>
  
  <p><img src="https://i.stack.imgur.com/vxhdZ.jpg" alt="enter image description here"></p>
  
  <p>I am looking for a Matlab code to do this. I have searched a lot, but what I have found seems to be different. </p>