A-M baby

2013-04-10 21:29:02 -07:00 · 2013-04-10 21:29:02 -07:00 · db842d013d
commit db842d013d
parent 764da6cbbb
19005 changed files with 197040 additions and 7 deletions
--- a/Task/Fibonacci-sequence/Factor/fibonacci-sequence-4.factor
+++ b/Task/Fibonacci-sequence/Factor/fibonacci-sequence-4.factor
@ -0,0 +1,7 @@
+USE: math.matrices
+
+: fib ( n -- m )
+    dup 2 < [
+        [ { { 0 1 } { 1 1 } } ] dip 1 - m^n
+        second second
+    ] unless ;