RETRY _ _ _ _ _ _ _ _ _ _ _ _ command

The retry command allows you to retry the latest statement that resulte d in an error message.

examples:

matrix a; 

det a; 

  ***** Matrix A not set 


a := mat((1,2),(3,4)); 

  A(1,1) := 1
  A(1,2) := 2
  A(2,1) := 3
  A(2,2) := 4


retry; 

  -2

retryremembers only the most recent statement that result ed in an error message. It allows you to stop and fix something obvious, then continue on your way without retyping the original command.