fix

main.cpp

@@ -195,10 +195,10 @@ class Imtex {
 
         std::string get_svg_from_mtex(const std::string& itex) {
 
-             char *mml = mtex2MML_parse(itex.c_str(), itex.size(), 0);
+             char *mml = mtex2MML_parse(itex.c_str(), itex.size(), MTEX2MML_DELIMITER_PARENS | MTEX2MML_DELIMITER_BRACKETS);
 
              if (!mml) {
-                 spdlog::error("Failed to parse itex {}", itex) ;
+                 spdlog::error("Failed to parse mtex {}", itex) ;
                  return itex;
              }
              
@@ -559,8 +559,7 @@ class builder {
             std::string mtext = dukengine.eval_katex(tt);
 #endif
 
-            // ok itex only understands display math?
-            std::string mtext = imtx.get_svg_from_mtex("$$" + tt.substr(2, tt.size() - 4) + "$$");
+            std::string mtext = imtx.get_svg_from_mtex(tt);
 
             const unsigned char local_name[] = "math";
 
@@ -569,7 +568,6 @@ class builder {
             lxb_html_element_t * ele = lxb_html_document_create_element(document, local_name, 
                     (size_t)4, nullptr);
 
-
              auto elem = lxb_dom_interface_element(ele);
 
             lxb_dom_node_t *n = lxb_html_document_parse_fragment(document,