From 3779ea9fc4223d6285dc7ef15590d10b04743e80 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 26 Oct 2025 19:05:07 +0000
Subject: [PATCH 1/5] Initial plan


From 01eeec35a0b4077acf77a864ecc2154e4f16722f Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 26 Oct 2025 19:17:00 +0000
Subject: [PATCH 2/5] fix: Handle character types in assortativity_nominal

Co-authored-by: krlmlr <1741643+krlmlr@users.noreply.github.com>
---
 R/assortativity.R                   |  6 +++++-
 tests/testthat/test-assortativity.R | 29 +++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/R/assortativity.R b/R/assortativity.R
index b33f9a7395d..07c1585aad4 100644
--- a/R/assortativity.R
+++ b/R/assortativity.R
@@ -237,7 +237,8 @@ assortativity_legacy <- function(
 
 #' @param types Vector giving the vertex types. They as assumed to be integer
 #'   numbers, starting with one. Non-integer values are converted to integers
-#'   with [as.integer()].
+#'   with [as.integer()]. Character vectors are converted to integers using
+#'   [as.factor()].
 #' @rdname assortativity
 #' @export
 #' @cdocs igraph_assortativity_nominal
@@ -247,6 +248,9 @@ assortativity_nominal <- function(
   directed = TRUE,
   normalized = TRUE
 ) {
+  # Convert character types to factor then to integer for categorical data
+  types <- as.integer(as.factor(types))
+  
   assortativity_nominal_impl(
     graph = graph,
     types = types,
diff --git a/tests/testthat/test-assortativity.R b/tests/testthat/test-assortativity.R
index 77915bf3090..6fd65d37d53 100644
--- a/tests/testthat/test-assortativity.R
+++ b/tests/testthat/test-assortativity.R
@@ -52,3 +52,32 @@ test_that("nominal assortativity works", {
 
   expect_equal(nominal_assortativity, reference_nominal_assortativity)
 })
+
+test_that("nominal assortativity works with character types", {
+  set.seed(2)
+  g <- sample_gnm(10, 20)
+
+  # Test with numeric types
+  V(g)$random1 <- sample(c(1, 2), 10, replace = TRUE)
+  result1 <- assortativity_nominal(g, types = V(g)$random1)
+  expect_type(result1, "double")
+  expect_false(is.na(result1))
+
+  # Test with string numeric types
+  V(g)$random2 <- sample(c('1', '2'), 10, replace = TRUE)
+  result2 <- assortativity_nominal(g, types = V(g)$random2)
+  expect_type(result2, "double")
+  expect_false(is.na(result2))
+
+  # Test with string letter types - this was failing before the fix
+  V(g)$random3 <- sample(c('A', 'B'), 10, replace = TRUE)
+  result3 <- assortativity_nominal(g, types = V(g)$random3)
+  expect_type(result3, "double")
+  expect_false(is.na(result3))
+
+  # Verify that equivalent representations produce the same result
+  # Convert character labels to numeric equivalents
+  numeric_from_char <- as.integer(as.factor(V(g)$random3))
+  result_numeric <- assortativity_nominal(g, types = numeric_from_char)
+  expect_equal(result3, result_numeric)
+})

From 0a3b621d1b35e7088536abe48d4502a9275ec61e Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 26 Oct 2025 19:20:00 +0000
Subject: [PATCH 3/5] docs: Update assortativity_nominal documentation

Co-authored-by: krlmlr <1741643+krlmlr@users.noreply.github.com>
---
 R/assortativity.R            | 2 +-
 man/assortativity.Rd         | 3 ++-
 man/assortativity.nominal.Rd | 3 ++-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/R/assortativity.R b/R/assortativity.R
index 07c1585aad4..5e5948508e1 100644
--- a/R/assortativity.R
+++ b/R/assortativity.R
@@ -250,7 +250,7 @@ assortativity_nominal <- function(
 ) {
   # Convert character types to factor then to integer for categorical data
   types <- as.integer(as.factor(types))
-  
+
   assortativity_nominal_impl(
     graph = graph,
     types = types,
diff --git a/man/assortativity.Rd b/man/assortativity.Rd
index 038771a866a..a5169519c23 100644
--- a/man/assortativity.Rd
+++ b/man/assortativity.Rd
@@ -54,7 +54,8 @@ Deprecated aliases for \code{values} and \code{values.in}, respectively.}
 
 \item{types}{Vector giving the vertex types. They as assumed to be integer
 numbers, starting with one. Non-integer values are converted to integers
-with \code{\link[=as.integer]{as.integer()}}.}
+with \code{\link[=as.integer]{as.integer()}}. Character vectors are converted to integers using
+\code{\link[=as.factor]{as.factor()}}.}
 }
 \value{
 A single real number.
diff --git a/man/assortativity.nominal.Rd b/man/assortativity.nominal.Rd
index 08db8faf436..f42010bf6c3 100644
--- a/man/assortativity.nominal.Rd
+++ b/man/assortativity.nominal.Rd
@@ -11,7 +11,8 @@ assortativity.nominal(graph, types, directed = TRUE, normalized = TRUE)
 
 \item{types}{Vector giving the vertex types. They as assumed to be integer
 numbers, starting with one. Non-integer values are converted to integers
-with \code{\link[=as.integer]{as.integer()}}.}
+with \code{\link[=as.integer]{as.integer()}}. Character vectors are converted to integers using
+\code{\link[=as.factor]{as.factor()}}.}
 
 \item{directed}{Logical scalar, whether to consider edge directions for
 directed graphs.

From 175cfd1810d5c84f161f197e3b8e12fd95ac5b6a Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 26 Oct 2025 20:43:18 +0000
Subject: [PATCH 4/5] refactor: Only convert character vectors in
 assortativity_nominal

Co-authored-by: krlmlr <1741643+krlmlr@users.noreply.github.com>
---
 R/assortativity.R | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/R/assortativity.R b/R/assortativity.R
index 5e5948508e1..943fd2f6497 100644
--- a/R/assortativity.R
+++ b/R/assortativity.R
@@ -249,7 +249,9 @@ assortativity_nominal <- function(
   normalized = TRUE
 ) {
   # Convert character types to factor then to integer for categorical data
-  types <- as.integer(as.factor(types))
+  if (is.character(types)) {
+    types <- as.integer(as.factor(types))
+  }
 
   assortativity_nominal_impl(
     graph = graph,

From ec806ff3abd7e90c1d21a1652ad196f0f1423344 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sun, 26 Oct 2025 21:16:20 +0000
Subject: [PATCH 5/5] Changes before error encountered

Co-authored-by: krlmlr <1741643+krlmlr@users.noreply.github.com>
---
 src/cpp11.dd            | 252 ++++++++++++++++++++++++++++++++++++++++
 src/rinterface_extra.dd | 111 ++++++++++++++++++
 2 files changed, 363 insertions(+)

diff --git a/src/cpp11.dd b/src/cpp11.dd
index 9abbae1fcad..de42af19ba0 100644
--- a/src/cpp11.dd
+++ b/src/cpp11.dd
@@ -2,3 +2,255 @@
 cpp11.o: \
   cpp11.cpp \
   igraph_types.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/R.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/altrep.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/as.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/attribute_proxy.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/data_frame.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/declarations.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/doubles.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/environment.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/external_pointer.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/function.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/integers.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/list.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/list_of.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/logicals.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/matrix.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/named_arg.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/protect.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/r_bool.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/r_string.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/r_vector.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/raws.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/sexp.hpp \
+ /home/runner/work/_temp/Library/cpp11/include/cpp11/strings.hpp \
+ /opt/R/4.5.1/lib/R/include/R_ext/Arith.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Boolean.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Complex.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Error.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Memory.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Print.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Rdynload.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Utils.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Visibility.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/libextern.h \
+ /opt/R/4.5.1/lib/R/include/Rconfig.h \
+ /opt/R/4.5.1/lib/R/include/Rinternals.h \
+ /opt/R/4.5.1/lib/R/include/Rversion.h \
+ /usr/include/asm-generic/errno.h \
+ /usr/include/c++/13/algorithm \
+ /usr/include/c++/13/backward/auto_ptr.h \
+ /usr/include/c++/13/backward/binders.h \
+ /usr/include/c++/13/bits/algorithmfwd.h \
+ /usr/include/c++/13/bits/align.h \
+ /usr/include/c++/13/bits/alloc_traits.h \
+ /usr/include/c++/13/bits/allocated_ptr.h \
+ /usr/include/c++/13/bits/allocator.h \
+ /usr/include/c++/13/bits/atomic_base.h \
+ /usr/include/c++/13/bits/atomic_lockfree_defines.h \
+ /usr/include/c++/13/bits/basic_ios.h \
+ /usr/include/c++/13/bits/basic_ios.tcc \
+ /usr/include/c++/13/bits/basic_string.h \
+ /usr/include/c++/13/bits/basic_string.tcc \
+ /usr/include/c++/13/bits/char_traits.h \
+ /usr/include/c++/13/bits/charconv.h \
+ /usr/include/c++/13/bits/concept_check.h \
+ /usr/include/c++/13/bits/cpp_type_traits.h \
+ /usr/include/c++/13/bits/cxxabi_forced.h \
+ /usr/include/c++/13/bits/cxxabi_init_exception.h \
+ /usr/include/c++/13/bits/exception.h \
+ /usr/include/c++/13/bits/exception_defines.h \
+ /usr/include/c++/13/bits/exception_ptr.h \
+ /usr/include/c++/13/bits/functexcept.h \
+ /usr/include/c++/13/bits/functional_hash.h \
+ /usr/include/c++/13/bits/hash_bytes.h \
+ /usr/include/c++/13/bits/locale_classes.h \
+ /usr/include/c++/13/bits/locale_classes.tcc \
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+ /usr/include/c++/13/bits/locale_facets.tcc \
+ /usr/include/c++/13/bits/localefwd.h \
+ /usr/include/c++/13/bits/memory_resource.h \
+ /usr/include/c++/13/bits/memoryfwd.h \
+ /usr/include/c++/13/bits/move.h \
+ /usr/include/c++/13/bits/nested_exception.h \
+ /usr/include/c++/13/bits/new_allocator.h \
+ /usr/include/c++/13/bits/ostream.tcc \
+ /usr/include/c++/13/bits/ostream_insert.h \
+ /usr/include/c++/13/bits/postypes.h \
+ /usr/include/c++/13/bits/predefined_ops.h \
+ /usr/include/c++/13/bits/ptr_traits.h \
+ /usr/include/c++/13/bits/range_access.h \
+ /usr/include/c++/13/bits/refwrap.h \
+ /usr/include/c++/13/bits/requires_hosted.h \
+ /usr/include/c++/13/bits/shared_ptr.h \
+ /usr/include/c++/13/bits/shared_ptr_atomic.h \
+ /usr/include/c++/13/bits/shared_ptr_base.h \
+ /usr/include/c++/13/bits/specfun.h \
+ /usr/include/c++/13/bits/std_abs.h \
+ /usr/include/c++/13/bits/stl_algobase.h \
+ /usr/include/c++/13/bits/stl_bvector.h \
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+ /usr/include/c++/13/bits/vector.tcc \
+ /usr/include/c++/13/cctype \
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+ /usr/include/c++/13/compare \
+ /usr/include/c++/13/csetjmp \
+ /usr/include/c++/13/cstdint \
+ /usr/include/c++/13/cstdio \
+ /usr/include/c++/13/cstring \
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+ /usr/include/c++/13/ext/aligned_buffer.h \
+ /usr/include/c++/13/ext/alloc_traits.h \
+ /usr/include/c++/13/ext/atomicity.h \
+ /usr/include/c++/13/ext/concurrence.h \
+ /usr/include/c++/13/ext/numeric_traits.h \
+ /usr/include/c++/13/ext/string_conversions.h \
+ /usr/include/c++/13/ext/type_traits.h \
+ /usr/include/c++/13/initializer_list \
+ /usr/include/c++/13/limits \
+ /usr/include/c++/13/math.h \
+ /usr/include/c++/13/memory \
+ /usr/include/c++/13/ostream \
+ /usr/include/c++/13/pstl/execution_defs.h \
+ /usr/include/c++/13/pstl/glue_algorithm_defs.h \
+ /usr/include/c++/13/pstl/glue_memory_defs.h \
+ /usr/include/c++/13/pstl/pstl_config.h \
+ /usr/include/c++/13/streambuf \
+ /usr/include/c++/13/string \
+ /usr/include/c++/13/system_error \
+ /usr/include/c++/13/tr1/bessel_function.tcc \
+ /usr/include/c++/13/tr1/beta_function.tcc \
+ /usr/include/c++/13/tr1/ell_integral.tcc \
+ /usr/include/c++/13/tr1/exp_integral.tcc \
+ /usr/include/c++/13/tr1/hypergeometric.tcc \
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+ /usr/include/c++/13/tr1/poly_hermite.tcc \
+ /usr/include/c++/13/tr1/poly_laguerre.tcc \
+ /usr/include/c++/13/tr1/riemann_zeta.tcc \
+ /usr/include/c++/13/tr1/special_function_util.h \
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+ /usr/include/c++/13/vector \
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+ /usr/include/x86_64-linux-gnu/bits/iscanonical.h \
+ /usr/include/x86_64-linux-gnu/bits/libc-header-start.h \
+ /usr/include/x86_64-linux-gnu/bits/libm-simd-decl-stubs.h \
+ /usr/include/x86_64-linux-gnu/bits/local_lim.h \
+ /usr/include/x86_64-linux-gnu/bits/locale.h \
+ /usr/include/x86_64-linux-gnu/bits/long-double.h \
+ /usr/include/x86_64-linux-gnu/bits/math-vector.h \
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+ /usr/include/x86_64-linux-gnu/bits/select.h \
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+ /usr/include/x86_64-linux-gnu/bits/stdint-least.h \
+ /usr/include/x86_64-linux-gnu/bits/stdint-uintn.h \
+ /usr/include/x86_64-linux-gnu/bits/stdio_lim.h \
+ /usr/include/x86_64-linux-gnu/bits/stdlib-float.h \
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+ /usr/include/x86_64-linux-gnu/bits/thread-shared-types.h \
+ /usr/include/x86_64-linux-gnu/bits/time.h \
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+ /usr/include/x86_64-linux-gnu/bits/wchar.h \
+ /usr/include/x86_64-linux-gnu/bits/wordsize.h \
+ /usr/include/x86_64-linux-gnu/bits/xopen_lim.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/atomic_word.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/c++allocator.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/c++config.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/c++locale.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/cpu_defines.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/ctype_base.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/ctype_inline.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/error_constants.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/gthr-default.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/gthr.h \
+ /usr/include/x86_64-linux-gnu/c++/13/bits/os_defines.h \
+ /usr/include/x86_64-linux-gnu/gnu/stubs-64.h \
+ /usr/include/x86_64-linux-gnu/gnu/stubs.h \
+ /usr/include/x86_64-linux-gnu/sys/cdefs.h \
+ /usr/include/x86_64-linux-gnu/sys/select.h \
+ /usr/include/x86_64-linux-gnu/sys/single_threaded.h \
+ /usr/include/x86_64-linux-gnu/sys/types.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/limits.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/stdarg.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/stdbool.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/stddef.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/stdint.h \
+ /usr/lib/gcc/x86_64-linux-gnu/13/include/syslimits.h \
+ vendor/cigraph/include/igraph_decls.h \
+ vendor/cigraph/include/igraph_types.h \
+ vendor/igraph_config.h \
diff --git a/src/rinterface_extra.dd b/src/rinterface_extra.dd
index 8abe00ad47b..926028a14e2 100644
--- a/src/rinterface_extra.dd
+++ b/src/rinterface_extra.dd
@@ -3,3 +3,114 @@ rinterface_extra.o: \
   rinterface.h \
   rinterface_extra.c \
   rrandom.h \
+ /opt/R/4.5.1/lib/R/include/R.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Altrep.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Arith.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Boolean.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Complex.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Constants.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Error.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Memory.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Print.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/RS.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Random.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Rdynload.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Utils.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/Visibility.h \
+ /opt/R/4.5.1/lib/R/include/R_ext/libextern.h \
+ /opt/R/4.5.1/lib/R/include/Rdefines.h \
+ /opt/R/4.5.1/lib/R/include/Rinternals.h \
+ /opt/R/4.5.1/lib/R/include/Rversion.h \
+ vendor/cigraph/include/igraph_adjlist.h \
+ vendor/cigraph/include/igraph_arpack.h \
+ vendor/cigraph/include/igraph_array.h \
+ vendor/cigraph/include/igraph_array_pmt.h \
+ vendor/cigraph/include/igraph_attributes.h \
+ vendor/cigraph/include/igraph_attributes.h \
+ vendor/cigraph/include/igraph_bipartite.h \
+ vendor/cigraph/include/igraph_bitset.h \
+ vendor/cigraph/include/igraph_bitset_list.h \
+ vendor/cigraph/include/igraph_blas.h \
+ vendor/cigraph/include/igraph_centrality.h \
+ vendor/cigraph/include/igraph_cliques.h \
+ vendor/cigraph/include/igraph_cocitation.h \
+ vendor/cigraph/include/igraph_cohesive_blocks.h \
+ vendor/cigraph/include/igraph_coloring.h \
+ vendor/cigraph/include/igraph_community.h \
+ vendor/cigraph/include/igraph_complex.h \
+ vendor/cigraph/include/igraph_components.h \
+ vendor/cigraph/include/igraph_constants.h \
+ vendor/cigraph/include/igraph_constants.h \
+ vendor/cigraph/include/igraph_constructors.h \
+ vendor/cigraph/include/igraph_conversion.h \
+ vendor/cigraph/include/igraph_cycles.h \
+ vendor/cigraph/include/igraph_datatype.h \
+ vendor/cigraph/include/igraph_datatype.h \
+ vendor/cigraph/include/igraph_decls.h \
+ vendor/cigraph/include/igraph_dqueue.h \
+ vendor/cigraph/include/igraph_dqueue_pmt.h \
+ vendor/cigraph/include/igraph_eigen.h \
+ vendor/cigraph/include/igraph_embedding.h \
+ vendor/cigraph/include/igraph_epidemics.h \
+ vendor/cigraph/include/igraph_error.h \
+ vendor/cigraph/include/igraph_error.h \
+ vendor/cigraph/include/igraph_eulerian.h \
+ vendor/cigraph/include/igraph_flow.h \
+ vendor/cigraph/include/igraph_foreign.h \
+ vendor/cigraph/include/igraph_games.h \
+ vendor/cigraph/include/igraph_graph_list.h \
+ vendor/cigraph/include/igraph_graphicality.h \
+ vendor/cigraph/include/igraph_graphlets.h \
+ vendor/cigraph/include/igraph_heap.h \
+ vendor/cigraph/include/igraph_heap_pmt.h \
+ vendor/cigraph/include/igraph_hrg.h \
+ vendor/cigraph/include/igraph_interface.h \
+ vendor/cigraph/include/igraph_interrupt.h \
+ vendor/cigraph/include/igraph_iterators.h \
+ vendor/cigraph/include/igraph_lapack.h \
+ vendor/cigraph/include/igraph_layout.h \
+ vendor/cigraph/include/igraph_lsap.h \
+ vendor/cigraph/include/igraph_matching.h \
+ vendor/cigraph/include/igraph_matrix.h \
+ vendor/cigraph/include/igraph_matrix_list.h \
+ vendor/cigraph/include/igraph_matrix_pmt.h \
+ vendor/cigraph/include/igraph_microscopic_update.h \
+ vendor/cigraph/include/igraph_mixing.h \
+ vendor/cigraph/include/igraph_motifs.h \
+ vendor/cigraph/include/igraph_neighborhood.h \
+ vendor/cigraph/include/igraph_nongraph.h \
+ vendor/cigraph/include/igraph_operators.h \
+ vendor/cigraph/include/igraph_paths.h \
+ vendor/cigraph/include/igraph_pmt.h \
+ vendor/cigraph/include/igraph_pmt_off.h \
+ vendor/cigraph/include/igraph_progress.h \
+ vendor/cigraph/include/igraph_psumtree.h \
+ vendor/cigraph/include/igraph_qsort.h \
+ vendor/cigraph/include/igraph_random.h \
+ vendor/cigraph/include/igraph_reachability.h \
+ vendor/cigraph/include/igraph_scan.h \
+ vendor/cigraph/include/igraph_separators.h \
+ vendor/cigraph/include/igraph_sparsemat.h \
+ vendor/cigraph/include/igraph_stack.h \
+ vendor/cigraph/include/igraph_stack_pmt.h \
+ vendor/cigraph/include/igraph_statusbar.h \
+ vendor/cigraph/include/igraph_structural.h \
+ vendor/cigraph/include/igraph_strvector.h \
+ vendor/cigraph/include/igraph_strvector.h \
+ vendor/cigraph/include/igraph_topology.h \
+ vendor/cigraph/include/igraph_transitivity.h \
+ vendor/cigraph/include/igraph_typed_list_pmt.h \
+ vendor/cigraph/include/igraph_types.h \
+ vendor/cigraph/include/igraph_types.h \
+ vendor/cigraph/include/igraph_vector.h \
+ vendor/cigraph/include/igraph_vector.h \
+ vendor/cigraph/include/igraph_vector_list.h \
+ vendor/cigraph/include/igraph_vector_pmt.h \
+ vendor/cigraph/include/igraph_vector_ptr.h \
+ vendor/cigraph/include/igraph_vector_type.h \
+ vendor/cigraph/include/igraph_visitor.h \
+ vendor/cigraph/src/graph/attributes.h \
+ vendor/cigraph/src/graph/internal.h \
+ vendor/igraph_config.h \
+ vendor/igraph_export.h \
+ vendor/igraph_version.h \