diff options
| -rw-r--r-- | challenge-257/mark-anderson/raku/ch-2.raku | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/challenge-257/mark-anderson/raku/ch-2.raku b/challenge-257/mark-anderson/raku/ch-2.raku index f772c06ebd..f61ebc906a 100644 --- a/challenge-257/mark-anderson/raku/ch-2.raku +++ b/challenge-257/mark-anderson/raku/ch-2.raku @@ -65,7 +65,7 @@ sub reduced-row-echelon(+@m) # rows with all zeroes are grouped at the bottom with $k { - return False unless all(@pivots[$k..*]) ~~ Any; + return False unless all(@pivots[$k..*]) eqv Any; @pivots = @pivots[^$k]; return True unless @pivots } @@ -81,8 +81,8 @@ sub reduced-row-echelon(+@m) # @m should be an identity matrix at this point if it is RREF # all pivots are ones - return False unless squish(@m.keys.map({ |@m[$_].splice($_,1) })) ~~ (1,); + return False unless all(@m.keys.map({ |@m[$_].splice($_,1) })) == 1; # everything else is zeroes - return squish(@m[*;*]) ~~ (0,) + return all(@m[*;*]) == 0 } |