Pascal's triangle: Difference between revisions

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 === one-liner ===
-The following routine returns a lazy list of lines using the series operator.  With a lazy result you need not tell the routine how many you want; you can just use a slice subscript to get the first N lines:
+The following routine returns a lazy list of lines using the sequence operator (<tt>...</tt>).  With a lazy result you need not tell the routine how many you want; you can just use a slice subscript to get the first N lines:
 <lang perl6>sub pascal { [1], -> @p { [0, @p Z+ @p, 0] } ... * }