Fix output of big-O symbol in html.

Author: Kasper Peeters

Makefile

@@ -2,19 +2,21 @@
 all:
 	@echo -n "\nTo build Cadabra, \n\n   mkdir build\n   cd build\n   cmake ..\n   make\n\nThe other targets here are (for maintainer purposes only)\n\n   tarball:     build a tarball cadabra2-latest.tar.gz of current HEAD\n   doc:         generate doxygen docs in doc\n   webup:       build web pages/tutorials/man pages and upload to server\n   updatesnoop: sync snoop repo\n   packages:    create deb/rpm packages on buildbot\n\nIf you need help, email [email protected]\n\n"
 
-.PHONY: doc tarball claybuild webup format packages updatesnoop
+.PHONY: doc tarball webbuild claybuild webup format packages updatesnoop
 
 tarball:
 	git archive --format=tar --prefix=cadabra2-latest/ HEAD | gzip > ${HOME}/tmp/cadabra2-latest.tar.gz
 
 doc:
 	doxygen config/Doxyfile
 
+webbuild:
+	cd build; make -f web2/Makefile
+
 claybuild:
 	cd web2/cadabra2/source; rm -Rf build; clay build
 
-webup: claybuild
-	cd build; make -f web2/Makefile
+webup: webbuild claybuild
 	doxygen config/Doxyfile
 	rsync -avz --chmod=+rx doxygen/ cadabra_web:/var/www/cadabra2/doxygen/
 	cd web2/cadabra2/source; rsync -avz --chmod=+rx build/ cadabra_web:/var/www/cadabra2/;  rsync -avz --chmod=+rx static/styles/ cadabra_web:/var/www/cadabra2/static/styles; rsync -avz --chmod=+rx static/fonts/ cadabra_web:/var/www/cadabra2/static/fonts; rsync -avz --chmod=+rx static/images/ cadabra_web:/var/www/cadabra2/static/images/; rsync -avz --chmod=+rx static/icons/ cadabra_web:/var/www/cadabra2/static/icons/; rsync -avz --chmod=+rx static/pdf/ cadabra_web:/var/www/cadabra2/static/pdf/; rsync -avz --chmod=+rx static/js/ cadabra_web:/var/www/cadabra2/static/js/; rsync -avz --chmod=+r static/robots.txt cadabra_web:/var/www/cadabra2

cmake/version.cmake

@@ -1,7 +1,7 @@
 set(CADABRA_VERSION_MAJOR 2)
 set(CADABRA_VERSION_MINOR 4)
 set(CADABRA_VERSION_PATCH 1)
-set(CADABRA_VERSION_TWEAK 3)
+set(CADABRA_VERSION_TWEAK 4)
 set(COPYRIGHT_YEARS "2001-2022")
 math(EXPR SYSTEM_BITS "${CMAKE_SIZEOF_VOID_P} * 8")
 find_program(GIT git PATHS ${GIT_DIR})

core/DataCell.cc

@@ -108,6 +108,7 @@ std::string cadabra::latex_to_html(const std::string& str)
 	std::regex tilde("~");
 	std::regex less("<");
 	std::regex greater(">");
+	std::regex bigO(R"(\\bigO)");
 	std::regex latex(R"(\\LaTeX\{\})");
 	std::regex tex(R"(\\TeX\{\})");
 	std::regex algorithm(R"(\\algorithm\{([^\}]*)\}\{([^\}]*)\})");
@@ -133,7 +134,8 @@ std::string cadabra::latex_to_html(const std::string& str)
 		res = std::regex_replace(res, end_dmath, R"(\))");
 		res = std::regex_replace(res, tilde, " ");
 		res = std::regex_replace(res, less, "&lt;");
-		res = std::regex_replace(res, tilde, "&gt;");
+		res = std::regex_replace(res, greater, "&gt;");
+		res = std::regex_replace(res, bigO, "{\\cal O}");		
 		res = std::regex_replace(res, begin_verbatim, "<pre class='output'>");
 		res = std::regex_replace(res, end_verbatim, "</pre>");
 		res = std::regex_replace(res, section, "<h1>$1</h1>");

web2/cadabra2/source/changelog.html

@@ -20,6 +20,13 @@ <h3>github master (2.4.1)</h3>
 <ul>
   <li>Add missing trig functions for display and passthrough to sympy (Oscar).</li>
   <li>Allow for index values to be specified as an integer range.</li>
+  <li>New
+  package <a href="/manual/cdb/sympy/calculus.html"><tt>cdb.sympy.calculus</tt></a>
+  to make it easy to apply SymPy calculus functions on Cadabra
+    expressions.</li>
+  <li>New
+  package <a href="/manual/cdb/graphics/plot.html"><tt>cdb.graphics.plot</tt></a>
+  for easy plotting of functions of one or two variables.</li>
 </ul>
 
 <h3>2.4.0 (released 25-Aug-2022)</h3>