docs: public final void mEXPONENT() throws RecognitionException {
          try {
              // src/riemann/Query.g:103:10: ( ( 'e' | 'E' ) ( '+' | '-' )? ( '0' .. '9' )+ )
              // src/riemann/Query.g:103:12: ( 'e' | 'E' ) ( '+' | '-' )? ( '0' .. '9' )+
              {
              if ( input.LA(1)=='E'||input.LA(1)=='e' ) {
                  input.consume();
  
              }
              else {
                  MismatchedSetException mse = new MismatchedSetException(null,input);
                  recover(mse);
                  throw mse;}
  
              // src/riemann/Query.g:103:22: ( '+' | '-' )?
              int alt9=2;
              int LA9_0 = input.LA(1);
  
              if ( (LA9_0=='+'||LA9_0=='-') ) {
                  alt9=1;
              }
              switch (alt9) {
                  case 1 :
                      // src/riemann/Query.g:
                      {
                      if ( input.LA(1)=='+'||input.LA(1)=='-' ) {
                          input.consume();
  
                      }
                      else {
                          MismatchedSetException mse = new MismatchedSetException(null,input);
                          recover(mse);
                          throw mse;}
  
  
                      }
                      break;
  
              }
  
              // src/riemann/Query.g:103:33: ( '0' .. '9' )+
              int cnt10=0;
              loop10:
              do {
                  int alt10=2;
                  int LA10_0 = input.LA(1);
  
                  if ( ((LA10_0>='0' && LA10_0<='9')) ) {
                      alt10=1;
                  }
  
  
                  switch (alt10) {
              	case 1 :
              	    // src/riemann/Query.g:103:34: '0' .. '9'
              	    {
              	    matchRange('0','9'); 
  
              	    }
              	    break;
  
              	default :
              	    if ( cnt10 >= 1 ) break loop10;
                          EarlyExitException eee =
                              new EarlyExitException(10, input);
                          throw eee;
                  }
                  cnt10++;
              } while (true);
  
  
              }
  
          }
          finally {
          }
      }