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| 
       NAME  | 
    
       PURPOSE  | 
    
       FORMAT  | 
  
| EDIT | Changes M10 from Direct to Text Mode in BASIC.  | 
    Edit n - m where:  n is the first line to edit m is the last line to edit  | 
  
| END | Terminates the program execution.  | 
    END | 
| EOF | Tests for end of file. | EOF(n) where: n is file number in OPEN | 
| ERL/ERR | Gives  line  and  error number in error hand- ling sub-routine.  | 
    If ERL = line number THEN ... IF ERR = error number THEN ... where: line number is the line of last error error number is code number of error  | 
  
| ERROR | Simulates error condi- tion or defines error.  | 
    ERROR n where: n is error number | 
| EXP | Returns an exponential function.  | 
    EXP(x) where: -87.365 <= x <= +87.365 | 
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