Index: Rev.h
===================================================================
--- Rev.h	(revision 31755)
+++ Rev.h	(revision 31756)
@@ -1 +1 @@
-static const int myrev = 31708;
+static const int myrev = 31756;
Index: Rev.tab
===================================================================
--- Rev.tab	(revision 31755)
+++ Rev.tab	(revision 31756)
@@ -1,3 +1,4 @@
+31756	configure	new plugin: formula, for impedance calculations
 31708	configure	query plugin: move the advanced search dialog from dialogs plugin to query to better access of internals
 31623	configure	query plugin: net length calculations
 31519	configure	io_tedax drc block upgrade for drc_query
Index: plugins.h
===================================================================
--- plugins.h	(revision 31755)
+++ plugins.h	(revision 31756)
@@ -6,6 +6,7 @@
 
 plugin_header("\nLibrary plugins:\n")
 plugin_def("lib_compat_help",  "#compatibility helper functions", sbuildin, 1, 0)
+plugin_def("lib_formula",      "mathematical forumlas",           sbuildin, 1, 0)
 plugin_def("lib_gensexpr",     "#s-expression library",           sdisable, 0, 0)
 plugin_def("lib_gtk_common",   "all-hid_gtk common code",         sdisable, 0, 0)
 plugin_def("lib_hid_common",   "all-gui-hid common code",         sdisable, 0, 1)