Add graph references

2026-06-28 13:49:01 +01:00
parent 0a9807e448
commit a11edf0c53
2578 changed files with 868045 additions and 0 deletions
@@ -0,0 +1,58 @@
+/*
+   igraph library.
+   Copyright (C) 2006-2012  Gabor Csardi <csardi.gabor@gmail.com>
+   334 Harvard street, Cambridge, MA 02139 USA
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc.,  51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301 USA
+
+*/
+
+#include <igraph.h>
+
+int main(void) {
+
+    igraph_t g1, g2;
+    igraph_vector_int_t v1, v2;
+
+    /* Initialize the library. */
+    igraph_setup();
+
+    igraph_vector_int_init(&v1, 8);
+    VECTOR(v1)[0] = 0;
+    VECTOR(v1)[1] = 1;
+    VECTOR(v1)[2] = 1;
+    VECTOR(v1)[3] = 2;
+    VECTOR(v1)[4] = 2;
+    VECTOR(v1)[5] = 3;
+    VECTOR(v1)[6] = 2;
+    VECTOR(v1)[7] = 2;
+
+    igraph_create(&g1, &v1, 0, 0);
+    igraph_copy(&g2, &g1);
+
+    igraph_vector_int_init(&v2, 0);
+    igraph_get_edgelist(&g2, &v2, 0);
+    if (!igraph_vector_int_all_e(&v1, &v2)) {
+        return 1;
+    }
+
+    igraph_vector_int_destroy(&v1);
+    igraph_vector_int_destroy(&v2);
+    igraph_destroy(&g1);
+    igraph_destroy(&g2);
+
+    return 0;
+}