diff options
Diffstat (limited to 'src/cython/doc')
-rw-r--r-- | src/cython/doc/cubical_complex_user.rst | 10 | ||||
-rw-r--r-- | src/cython/doc/fileformats.rst | 10 | ||||
-rw-r--r-- | src/cython/doc/nerve_gic_complex_ref.rst | 4 | ||||
-rw-r--r-- | src/cython/doc/nerve_gic_complex_user.rst | 4 |
4 files changed, 25 insertions, 3 deletions
diff --git a/src/cython/doc/cubical_complex_user.rst b/src/cython/doc/cubical_complex_user.rst index 320bd79b..19120360 100644 --- a/src/cython/doc/cubical_complex_user.rst +++ b/src/cython/doc/cubical_complex_user.rst @@ -83,9 +83,15 @@ Input Format. In the current implantation, filtration is given at the maximal cubes, and it is then extended by the lower star filtration to all cubes. There are a number of constructors that can be used to construct cubical complex by users who want to use the code directly. They can be found in the :doc:`cubical_complex_ref`. -Currently one input from a text file is used. It uses a format used already in +Currently one input from a text file is used. It uses a format inspired from the Perseus software `Perseus software <http://www.sas.upenn.edu/~vnanda/perseus/>`_ by Vidit Nanda. -The file format is described here: :doc:`Perseus <fileformats>`. + +.. note:: + While Perseus assume the filtration of all maximal cubes to be non-negative, over here we do not enforce this and + we allow any filtration values. As a consequence one cannot use ``-1``'s to indicate missing cubes. If you have + missing cubes in your complex, please set their filtration to :math:`+\infty` (aka. ``inf`` in the file). + +The file format is described in details in :ref:`Perseus file format` file format section. .. testcode:: diff --git a/src/cython/doc/fileformats.rst b/src/cython/doc/fileformats.rst index ff20f26e..e205cc8b 100644 --- a/src/cython/doc/fileformats.rst +++ b/src/cython/doc/fileformats.rst @@ -51,10 +51,12 @@ Here is a simple sample file in the 3D case:: 1. 1. 1. +.. _Perseus file format: + Perseus ******* -This file format is the format used by the +This file format is a format inspired from the `Perseus software <http://www.sas.upenn.edu/~vnanda/perseus/>`_ by Vidit Nanda. The first line contains a number d begin the dimension of the bitmap (2 in the example below). Next d lines are the numbers of top dimensional cubes in each @@ -88,3 +90,9 @@ Indicate that we have imposed periodic boundary conditions in the direction x, but not in the direction y. Other sample files can be found in the `data/bitmap` folder. + +.. note:: + Unlike in Perseus format the filtration on the maximal cubes can be any + double precision number. Consequently one cannot mark the cubes that are + not present with ``-1``'s. To do that please set their filtration value to + :math:`+\infty` (aka. ``inf`` in the file).
\ No newline at end of file diff --git a/src/cython/doc/nerve_gic_complex_ref.rst b/src/cython/doc/nerve_gic_complex_ref.rst index e24e01fc..abde2e8c 100644 --- a/src/cython/doc/nerve_gic_complex_ref.rst +++ b/src/cython/doc/nerve_gic_complex_ref.rst @@ -1,3 +1,7 @@ +:orphan: + +.. To get rid of WARNING: document isn't included in any toctree + ================================ Cover complexes reference manual ================================ diff --git a/src/cython/doc/nerve_gic_complex_user.rst b/src/cython/doc/nerve_gic_complex_user.rst index d774827e..44f30e1a 100644 --- a/src/cython/doc/nerve_gic_complex_user.rst +++ b/src/cython/doc/nerve_gic_complex_user.rst @@ -1,3 +1,7 @@ +:orphan: + +.. To get rid of WARNING: document isn't included in any toctree + Cover complexes user manual =========================== Definition |