diff --git a/apps/reader/tex_parser.cpp b/apps/reader/tex_parser.cpp
index 2156c4e1c..173d88836 100644
--- a/apps/reader/tex_parser.cpp
+++ b/apps/reader/tex_parser.cpp
@@ -169,7 +169,7 @@ Layout TexParser::popCommand() {
   }	
 
   m_hasError = true; 
-  return LayoutHelper::String(m_text, strlen(m_text));
+  return EmptyLayout::Builder();
 }
 
 // Expressions
@@ -207,4 +207,5 @@ Layout TexParser::popSymbolCommand(int SymbolIndex) {
 inline bool TexParser::isCommandEnded(char c) const {
   return !(c >= 'a' && c <= 'z') && !(c >= 'A' && c <= 'Z');
 }
+
 }
\ No newline at end of file
diff --git a/apps/reader/utility.cpp b/apps/reader/utility.cpp
index 591267973..8ed4cd4f0 100644
--- a/apps/reader/utility.cpp
+++ b/apps/reader/utility.cpp
@@ -136,7 +136,7 @@ const char * StartOfPrintableWord(const char * word, const char * start) {
   const char * result = word;
   while (codePoint != '\n' && codePoint != ' ' && codePoint != '%' && codePoint != '$') {
     result = decoder.stringPosition();
-    if (result >= start) {
+    if (result <= start) {
       break;
     }
     codePoint = decoder.previousCodePoint();
diff --git a/apps/reader/word_wrap_view.cpp b/apps/reader/word_wrap_view.cpp
index f944f2c64..2bb53bff2 100644
--- a/apps/reader/word_wrap_view.cpp
+++ b/apps/reader/word_wrap_view.cpp
@@ -74,7 +74,7 @@ void WordWrapTextView::previousPage() {
     }
     else {
       if (*startOfWord == '\\' || *(startOfWord + 1) == '$') {
-      textSize = m_font->stringSizeUntil(startOfWord + 1, endOfWord);
+        textSize = m_font->stringSizeUntil(startOfWord + 1, endOfWord);
       }
       else {
         textSize = m_font->stringSizeUntil(startOfWord, endOfWord);