diff --git a/crazy_functions/crazy_functions_test.py b/crazy_functions/crazy_functions_test.py
index 3ef555d..f2d3969 100644
--- a/crazy_functions/crazy_functions_test.py
+++ b/crazy_functions/crazy_functions_test.py
@@ -190,9 +190,11 @@ def test_Latex():
     # txt = r"C:\Users\x\arxiv_cache\2211.16068\workfolder"  #  ACE
     # txt = r"https://arxiv.org/abs/2002.09253"
     # txt = r"https://arxiv.org/abs/2306.07831"
-    # txt = r"https://arxiv.org/abs/2212.10156"
+    txt = r"https://arxiv.org/abs/2212.10156"
     # txt = r"https://arxiv.org/abs/2211.11559"
-    txt = r"https://arxiv.org/abs/2303.08774"
+    # txt = r"https://arxiv.org/abs/2303.08774"
+    # txt = r"https://arxiv.org/abs/2303.12712"
+    # txt = r"C:\Users\fuqingxu\arxiv_cache\2303.12712\workfolder"
     
 
     for cookies, cb, hist, msg in (Latex翻译中文并重新编译PDF)(txt, llm_kwargs, plugin_kwargs, chatbot, history, system_prompt, web_port):
diff --git a/crazy_functions/latex_utils.py b/crazy_functions/latex_utils.py
index 3e4f37c..49f547c 100644
--- a/crazy_functions/latex_utils.py
+++ b/crazy_functions/latex_utils.py
@@ -8,24 +8,31 @@ pj = os.path.join
 """
 ========================================================================
 Part One
-Latex segmentation to a linklist
+Latex segmentation with a binary mask (PRESERVE=0, TRANSFORM=1)
 ========================================================================
 """
 PRESERVE = 0
 TRANSFORM = 1
 
-def split_worker(text, mask, pattern, flags=0):
+def set_forbidden_text(text, mask, pattern, flags=0):
     """
     Add a preserve text area in this paper
+    e.g. with pattern = r"\\begin\{algorithm\}(.*?)\\end\{algorithm\}"
+    you can mask out (mask = PRESERVE so that text become untouchable for GPT) 
+    everything between "\begin{equation}" and "\end{equation}"
     """
+    if isinstance(pattern, list): pattern = '|'.join(pattern)
     pattern_compile = re.compile(pattern, flags)
     for res in pattern_compile.finditer(text):
         mask[res.span()[0]:res.span()[1]] = PRESERVE
     return text, mask
 
-def split_worker_careful_brace(text, mask, pattern, flags=0):
+def set_forbidden_text_careful_brace(text, mask, pattern, flags=0):
     """
-    Move area into preserve area 
+    Add a preserve text area in this paper (text become untouchable for GPT).
+    count the number of the braces so as to catch compelete text area. 
+    e.g.
+    \caption{blablablablabla\texbf{blablabla}blablabla.} 
     """
     pattern_compile = re.compile(pattern, flags)
     for res in pattern_compile.finditer(text):
@@ -40,9 +47,12 @@ def split_worker_careful_brace(text, mask, pattern, flags=0):
         mask[begin:end] = PRESERVE
     return text, mask
 
-def split_worker_reverse_careful_brace(text, mask, pattern, flags=0):
+def reverse_forbidden_text_careful_brace(text, mask, pattern, flags=0, forbid_wrapper=True):
     """
-    Move area out of preserve area 
+    Move area out of preserve area (make text editable for GPT)
+    count the number of the braces so as to catch compelete text area. 
+    e.g.
+    \caption{blablablablabla\texbf{blablabla}blablabla.} 
     """
     pattern_compile = re.compile(pattern, flags)
     for res in pattern_compile.finditer(text):
@@ -55,9 +65,12 @@ def split_worker_reverse_careful_brace(text, mask, pattern, flags=0):
             p += 1
         end = p
         mask[begin:end] = TRANSFORM
+        if forbid_wrapper:
+            mask[res.regs[0][0]:begin] = PRESERVE
+            mask[end:res.regs[0][1]] = PRESERVE
     return text, mask
 
-def split_worker_begin_end(text, mask, pattern, flags=0, limit_n_lines=42):
+def set_forbidden_text_begin_end(text, mask, pattern, flags=0, limit_n_lines=42):
     """
     Find all \begin{} ... \end{} text block that with less than limit_n_lines lines.
     Add it to preserve area
@@ -154,6 +167,7 @@ def rm_comments(main_file):
         else:
             new_file_remove_comment_lines.append(l)
     main_file = '\n'.join(new_file_remove_comment_lines)
+    # main_file = re.sub(r"\\include{(.*?)}", r"\\input{\1}", main_file)  # 将 \include 命令转换为 \input 命令
     main_file = re.sub(r'(?<!\\)%.*', '', main_file)  # 使用正则表达式查找半行注释, 并替换为空字符串
     return main_file
 
@@ -200,9 +214,11 @@ def merge_tex_files(project_foler, main_file, mode):
         main_file = re.sub(r"\\documentclass\[(.*?)\]{(.*?)}", r"\\documentclass[\1,fontset=windows,UTF8]{\2}",main_file)
         main_file = re.sub(r"\\documentclass{(.*?)}", r"\\documentclass[fontset=windows,UTF8]{\1}",main_file)
         # find paper abstract
-        pattern = re.compile(r'\\begin\{abstract\}.*\n')
-        match = pattern.search(main_file)
-        assert match is not None, "Cannot find paper abstract section!"
+        pattern_opt1 = re.compile(r'\\begin\{abstract\}.*\n')
+        pattern_opt2 = re.compile(r"\\abstract\{(.*?)\}", flags=re.DOTALL)
+        match_opt1 = pattern_opt1.search(main_file)
+        match_opt2 = pattern_opt2.search(main_file)
+        assert (match_opt1 is not None) or (match_opt2 is not None), "Cannot find paper abstract section!"
     return main_file
 
 
@@ -283,46 +299,33 @@ def split_subprocess(txt, project_folder, return_dict, opts):
     mask = np.zeros(len(txt), dtype=np.uint8) + TRANSFORM
 
     # 吸收title与作者以上的部分
-    text, mask = split_worker(text, mask, r"(.*?)\\maketitle", re.DOTALL)
-    # 删除iffalse注释
-    text, mask = split_worker(text, mask, r"\\iffalse(.*?)\\fi", re.DOTALL)
-    # 吸收在25行以内的begin-end组合
-    text, mask = split_worker_begin_end(text, mask, r"\\begin\{([a-z\*]*)\}(.*?)\\end\{\1\}", re.DOTALL, limit_n_lines=25)
+    text, mask = set_forbidden_text(text, mask, r"(.*?)\\maketitle", re.DOTALL)
+    # 吸收iffalse注释
+    text, mask = set_forbidden_text(text, mask, r"\\iffalse(.*?)\\fi", re.DOTALL)
+    # 吸收在42行以内的begin-end组合
+    text, mask = set_forbidden_text_begin_end(text, mask, r"\\begin\{([a-z\*]*)\}(.*?)\\end\{\1\}", re.DOTALL, limit_n_lines=42)
     # 吸收匿名公式
-    text, mask = split_worker(text, mask, r"\$\$(.*?)\$\$", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [ r"\$\$(.*?)\$\$",  r"\\\[.*?\\\]" ], re.DOTALL)
     # 吸收其他杂项
-    text, mask = split_worker(text, mask, r"\\section\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\section\*\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\subsection\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\subsubsection\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\bibliography\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\bibliographystyle\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\begin\{lstlisting\}(.*?)\\end\{lstlisting\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{wraptable\}(.*?)\\end\{wraptable\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{algorithm\}(.*?)\\end\{algorithm\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{wrapfigure\}(.*?)\\end\{wrapfigure\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{wrapfigure\*\}(.*?)\\end\{wrapfigure\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{figure\}(.*?)\\end\{figure\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{figure\*\}(.*?)\\end\{figure\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{multline\}(.*?)\\end\{multline\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{multline\*\}(.*?)\\end\{multline\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{table\}(.*?)\\end\{table\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{table\*\}(.*?)\\end\{table\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{minipage\}(.*?)\\end\{minipage\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{minipage\*\}(.*?)\\end\{minipage\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{align\*\}(.*?)\\end\{align\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{align\}(.*?)\\end\{align\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{equation\}(.*?)\\end\{equation\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\begin\{equation\*\}(.*?)\\end\{equation\*\}", re.DOTALL)
-    text, mask = split_worker(text, mask, r"\\includepdf\[(.*?)\]\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\item ")
-    text, mask = split_worker(text, mask, r"\\label\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\begin\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\vspace\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\hspace\{(.*?)\}")
-    text, mask = split_worker(text, mask, r"\\end\{(.*?)\}")
-    text, mask = split_worker_careful_brace(text, mask, r"\\hl\{(.*?)\}", re.DOTALL)
-    text, mask = split_worker_reverse_careful_brace(text, mask, r"\\caption\{(.*?)\}", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [ r"\\section\{(.*?)\}", r"\\section\*\{(.*?)\}", r"\\subsection\{(.*?)\}", r"\\subsubsection\{(.*?)\}" ])
+    text, mask = set_forbidden_text(text, mask, [ r"\\bibliography\{(.*?)\}", r"\\bibliographystyle\{(.*?)\}" ])
+    text, mask = set_forbidden_text(text, mask, r"\\begin\{thebibliography\}.*?\\end\{thebibliography\}", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, r"\\begin\{lstlisting\}(.*?)\\end\{lstlisting\}", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, r"\\begin\{wraptable\}(.*?)\\end\{wraptable\}", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, r"\\begin\{algorithm\}(.*?)\\end\{algorithm\}", re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{wrapfigure\}(.*?)\\end\{wrapfigure\}", r"\\begin\{wrapfigure\*\}(.*?)\\end\{wrapfigure\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{figure\}(.*?)\\end\{figure\}", r"\\begin\{figure\*\}(.*?)\\end\{figure\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{multline\}(.*?)\\end\{multline\}", r"\\begin\{multline\*\}(.*?)\\end\{multline\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{table\}(.*?)\\end\{table\}", r"\\begin\{table\*\}(.*?)\\end\{table\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{minipage\}(.*?)\\end\{minipage\}", r"\\begin\{minipage\*\}(.*?)\\end\{minipage\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{align\*\}(.*?)\\end\{align\*\}", r"\\begin\{align\}(.*?)\\end\{align\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\begin\{equation\}(.*?)\\end\{equation\}", r"\\begin\{equation\*\}(.*?)\\end\{equation\*\}"], re.DOTALL)
+    text, mask = set_forbidden_text(text, mask, [r"\\includepdf\[(.*?)\]\{(.*?)\}", r"\\clearpage", r"\\newpage", r"\\appendix", r"\\tableofcontents", r"\\include\{(.*?)\}"])
+    text, mask = set_forbidden_text(text, mask, [r"\\vspace\{(.*?)\}", r"\\hspace\{(.*?)\}", r"\\label\{(.*?)\}", r"\\begin\{(.*?)\}", r"\\end\{(.*?)\}", r"\\item "])
+    text, mask = set_forbidden_text_careful_brace(text, mask, r"\\hl\{(.*?)\}", re.DOTALL)
+    # reverse 操作必须放在最后
+    text, mask = reverse_forbidden_text_careful_brace(text, mask, r"\\caption\{(.*?)\}", re.DOTALL, forbid_wrapper=True)
+    text, mask = reverse_forbidden_text_careful_brace(text, mask, r"\\abstract\{(.*?)\}", re.DOTALL, forbid_wrapper=True)
     root = convert_to_linklist(text, mask)
 
     # 修复括号
@@ -396,7 +399,7 @@ def split_subprocess(txt, project_folder, return_dict, opts):
         prev_node = node
         node = node.next
         if node is None: break
-
+    # 输出html调试文件，用红色标注处保留区（PRESERVE），用黑色标注转换区（TRANSFORM）
     with open(pj(project_folder, 'debug_log.html'), 'w', encoding='utf8') as f:
         segment_parts_for_gpt = []
         nodes = []
@@ -448,8 +451,14 @@ class LatexPaperSplit():
         if mode == 'translate_zh':
             pattern = re.compile(r'\\begin\{abstract\}.*\n')
             match = pattern.search(result_string)
-            assert match is not None, "Cannot find paper abstract section!"
-            position = match.end()
+            if not match:
+                # match \abstract{xxxx}
+                pattern_compile = re.compile(r"\\abstract\{(.*?)\}", flags=re.DOTALL)
+                match = pattern_compile.search(result_string)
+                position = match.regs[1][0]
+            else:
+                # match \begin{abstract}xxxx\end{abstract}
+                position = match.end()
             result_string = result_string[:position] + self.msg + msg + self.msg_declare + result_string[position:]
         return result_string
 
@@ -468,6 +477,7 @@ class LatexPaperSplit():
             args=(txt, project_folder, return_dict, opts))
         p.start()
         p.join()
+        p.close()
         self.nodes = return_dict['nodes']
         self.sp = return_dict['segment_parts_for_gpt']
         return self.sp