表达式11: "X" equals left bracket, "k" , "f" left parenthesis, "k" , right parenthesis , "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "f" left parenthesis, "k" , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right parenthesis , right bracketX=k,fk,ffk,fffk,ffffk,fffffk,ffffffk,fffffffk,ffffffffk,fffffffffk,ffffffffffk,fffffffffffk
11
表达式12: left parenthesis, "X" , "f" left parenthesis, "X" , right parenthesis , right parenthesisX,fX
12
表达式13: "x" equals "X" left brace, min left parenthesis, "X" , "f" left parenthesis, "X" , right parenthesis , right parenthesis less than "y" less than max left parenthesis, "X" , "f" left parenthesis, "X" , right parenthesis , right parenthesis , right bracex=XminX,fX<y<maxX,fX
13
表达式14: "y" equals "f" left parenthesis, "X" , right parenthesis left brace, min left parenthesis, "X" , "f" left parenthesis, "X" , right parenthesis , right parenthesis less than "x" less than max left parenthesis, "X" , "f" left parenthesis, "X" , right parenthesis , right parenthesis , right bracey=fXminX,fX<x<maxX,fX
14
表达式15: left parenthesis, .2 times left bracket, 0...1 0 0 , right bracket , .1 "X" , right parenthesis.2·0...100,.1X
