Polish

README.md

@@ -128,11 +128,11 @@ specify 30 as the last argument on the command line.
 
 # Installation
 
-For the detection part, you need [CMake](https://cmake.org) version ≥
-`3.20`, [Git](https://git-scm.com), a Fortran compiler, the Fortran
-interface to the
-[NetCDF](https://www.unidata.ucar.edu/software/netcdf) library and the
-[Shapefile C library](http://shapelib.maptools.org).
+For the detection of instantaneous eddies, you need
+[CMake](https://cmake.org) version ≥ `3.20`,
+[Git](https://git-scm.com), a Fortran compiler, the Fortran interface
+to the [NetCDF](https://www.unidata.ucar.edu/software/netcdf) library
+and the [Shapefile C library](http://shapelib.maptools.org).
 
 If your Linux distribution is Ubuntu `20.04` or Linux Mint 20, you can
 get all the above dependencies except CMake with the following
@@ -158,6 +158,13 @@ get the MPI library with the following command:
 sudo apt install libopenmpi-dev
 ```
 
+For the trajectory part, the dependencies can be installed with
+[mamba](https://github.com/mamba-org/mamba):
+
+```shell
+mamba create --name my_env graph-tool=2.80 networkx pyshp f90nml cartopy pygifsicle h5py pynco pygraphviz
+```
+
 Once you have collected the dependencies, you can download an archive
 of the present repository or clone it with Git. So for example:
 
@@ -166,8 +173,7 @@ wget https://gitlab.in2p3.fr/ipsl/lmd/dpao/Detection_eddies/-/archive/master/Det
 tar -xf Detection_eddies-master.tar.gz
 ```
 
-Then run the following command to install the program for detection of
-eddies:
+Then run the following command to build the programs:
 
 ```shell
 cmake -B build -S Detection_eddies-master -DCMAKE_BUILD_TYPE:STRING=Release -DFETCH:BOOL=ON
@@ -177,9 +183,6 @@ cmake --build build
 where we have chosen to create the build products in a directory
 called build (you can choose any location and any name).
 
-For the trajectory part, the Python dependencies are: graph-tool
- networkx pyshp f90nml cartopy pygifsicle h5py pynco pygraphviz.
-
 # Repartition of Fortran files into directories
 
 Since commit 3289c070.