## Page 14

- page 14 Line 8 from bottom. Insert

"For simplicity, let $\Pi $ be a plane."

after*2.5.1. Fracture problems*. Click here - page 14 Line 6 from bottom.

Insert*$x+$*such as $\Phi _h(x)=x+h(\gamma (\mathcal{P}(x)))e_{\partial \Sigma ,1}(\gamma (\mathcal{P}(x)))\beta (x)$ Click here