\int_M \langle {\rm grad}f, {\rm grad} f\rangle\ dV=0
Embed the image to your blog in HTML, Markdown, Textile, BBCode.
Recent Referers:
  1. http://formula.s21g.com/?%5Cint_M%20%5Clangle%20%7B%5Crm%...
  2. https://mkprob.hatenablog.com/entry/20120303/1330759613
  3. http://formula.s21g.com/
  4. http://d.hatena.ne.jp/
  5. http://mkprob.hatenablog.com/category/%E5%B9%BE%E4%BD%95