It seems you're looking for a specific file: with a reference to page "56" or a file size/number "56".
"Adesh K Pandey" "automata" filetype:pdf "page 56" "Adesh K Pandey" automata intitle:"automata" inurl:pdf "Adesh Pandey" But remember — if the book is still in print, buy it. Page 56 might just be the most important page for your exam. Page 56 of Adesh K Pandey’s automata book is likely the NFA-to-DFA conversion algorithm — a classic tough topic. If you can’t find the PDF, study that topic from Hopcroft or Sipser (both legally free online in part) instead.