From 8428e315efa22a1b40eb996c98eff671f91a9b27 Mon Sep 17 00:00:00 2001 From: cjamin Date: Wed, 15 Nov 2017 14:20:30 +0000 Subject: Fixes according to Marc's review git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/add_utils_in_gudhi_v2@2881 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 84870193cb05cabd8c756a3bbc49083e4d739525 --- src/Alpha_complex/utilities/README | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'src/Alpha_complex/utilities') diff --git a/src/Alpha_complex/utilities/README b/src/Alpha_complex/utilities/README index 30e1b187..abb17bf7 100644 --- a/src/Alpha_complex/utilities/README +++ b/src/Alpha_complex/utilities/README @@ -5,14 +5,14 @@ This program computes the persistent homology with coefficient field Z/pZ of the `p dim b d` -where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p = p1*...*pr` is the product of prime numbers *pi* such that the homology feature exists in homology with *Z/piZ* coefficients). +where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p` must be a prime number). **Usage** `alpha_complex_3d_persistence

` where `` is the path to the input point cloud in OFF format. `

` is the characteristic p of the coefficient field *Z/pZ* for computing homology. It must be a stricly positive integer. -`` is the minimal lifetime of homology feature to be recorded. Enter a negative value to see zero length intervals. It must be a floating-point number >= -1. +`` is the minimal lifetime of homology feature to be recorded. Enter a negative value to see zero length intervals. **Example** `alpha_complex_3d_persistence ../../data/points/tore3D_300.off 2 0.45` @@ -45,14 +45,14 @@ This program computes the persistent homology with coefficient field Z/pZ of the `p dim b d` -where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p = p1*...*pr` is the product of prime numbers *pi* such that the homology feature exists in homology with *Z/piZ* coefficients). +where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p` must be a prime number). **Usage** `periodic_alpha_complex_3d_persistence

` where `` is the path to the input point cloud in OFF format. `

` is the characteristic p of the coefficient field *Z/pZ* for computing homology. It must be a stricly positive integer. -`` is the minimal lifetime of homology feature to be recorded. Enter a negative value to see zero length intervals. It must be a floating-point number >= -1. +`` is the minimal lifetime of homology feature to be recorded. Enter a negative value to see zero length intervals. **Example** `periodic_alpha_complex_3d_persistence ../../data/points/grid_10_10_10_in_0_1.off ../../data/points/iso_cuboid_3_in_0_1.txt 3 1.0` @@ -93,7 +93,7 @@ This program computes the persistent homology with coefficient field Z/pZ of the `p dim b d` -where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p = p1*...*pr` is the product of prime numbers pi such that the homology feature exists in homology with Z/piZ coefficients). +where `dim` is the dimension of the homological feature, `b` and `d` are respectively the birth and death of the feature, and `p` is the characteristic of the field *Z/pZ* used for homology coefficients (`p` must be a prime number). **Usage** `alpha_complex_persistence [options] ` -- cgit v1.2.3