Update README.md

README.md

@@ -1,7 +1,7 @@
 # mptensor v0.2
 
-[![GitHub](https://img.shields.io/github/license/smorita/mptensor)](LICENSE)
-[![Build Status](https://travis-ci.org/smorita/mptensor.svg?branch=master)](https://travis-ci.org/smorita/mptensor)
+[![GitHub](https://img.shields.io/github/license/smorita/mptensor)][License]
+[![Build Status](https://travis-ci.org/smorita/mptensor.svg?branch=master)][TravisCI]
 
 "mptensor" is parallel C++ libarary for tensor calculations.
 It provides similar interfaces as Numpy and Scipy in Python.
@@ -23,9 +23,9 @@ It provides similar interfaces as Numpy and Scipy in Python.
 
 ## Documents
 
-The HTML documents are available in [here](https://smorita.github.io/mptensor/).
+The HTML documents are available in [here][Documents].
 
-By `make doc`, HTML and LaTeX documents are generated in `doxygen_docs`.
+By `make doc`, HTML and LaTeX documents are generated in `doc/doxygen`.
 
 ## Examples
 
@@ -38,12 +38,13 @@ Example codes of TRG and HOTRG for the 2D Ising model are in `examples/Ising_2D`
 
 ## License
 
-GNU Lesser General Public License v3.0 (see [LICENSE](./LICENSE))
+GNU Lesser General Public License v3.0 (see [LICENSE][License])
 
 ## Links
 
 - [Tensordot](https://github.com/smorita/Tensordot): Code generator for tensor contraction
 - [cuscalapack](https://github.com/smorita/cuscalapack): pdgemm and pzgemm with cuBLAS
 
 [Documents]: https://smorita.github.io/mptensor/
-[LICENSE]: ./LICENSE
+[License]: https://github.com/smorita/mptensor/blob/master/LICENSE
+[TravisCI]: https://travis-ci.org/smorita/mptensor