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authorShinya Sato <shinnya.sato@gmail.com>2021-09-24 16:42:54 +0900
committerShinya Sato <shinnya.sato@gmail.com>2021-09-24 16:42:54 +0900
commit6b3075d90d945d5e7e8fd4d28284ffd99dbeb82e (patch)
tree4d9e58166e36452bc3a19172d9cfb7a245f996b0 /sample/fib_9.in
parentdd62122ee43d2c388fb96518eaa527976fddfc38 (diff)
downloadinpla-6b3075d90d945d5e7e8fd4d28284ffd99dbeb82e.tar.gz
inpla-6b3075d90d945d5e7e8fd4d28284ffd99dbeb82e.zip
v0.4.1
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+// Fibonacci number
+
+// Rules
+fib(ret) >< (int n)
+| n == 0 => ret~0
+| n == 1 => ret~1
+| _ => fib(cnt1)~(n-1), fib(cnt2)~(n-2), Add(ret, cnt2)~cnt1;
+
+
+// Note: Add is implemented as a built-in agent such that:
+// Add(ret, int m) ~ (int n) --> ret~(n+m);
+
+// Nets
+fib(ret)~9;
+ret;
+