John Randall wrote: > ... > I have found the type of technique described in the "Extracting > Variable-Length Fields" section of Henry's book very useful. In most > of the instructional materials on J, the power operator does not get > its due. ...
See the following for f^:a: http://www.jsoftware.com/help/dictionary/d202n.htm http://www.jsoftware.com/jwiki/Essays/Text_Formatting http://www.jsoftware.com/jwiki/Essays/Non-Overlapping_Substrings Additional usage of ^: http://www.jsoftware.com/jwiki/Essays/Do_While http://www.jsoftware.com/jwiki/Essays/Collatz_Conjecture http://www.jsoftware.com/jwiki/Essays/The_Ball_Clock_Problem http://www.jsoftware.com/jwiki/Essays/Ackermann%27s_Function http://www.jsoftware.com/jwiki/Essays/Linear_Recurrences http://www.jsoftware.com/jwiki/Essays/Gaussian_Integers http://www.jsoftware.com/jwiki/Essays/Euclidean_Algorithm http://www.jsoftware.com/jwiki/Essays/Permutations http://www.jsoftware.com/jwiki/Essays/Fibonacci_Sequence http://www.jsoftware.com/jwiki/Essays/Sudoku http://www.jsoftware.com/jwiki/Essays/Kakuro etc. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
