+// logic.asm: WORD p_0less, '0<',fasm
+
anchor:p_0less[]
-Word: 0<
-----------
+=== Word: 0<
+
+....
+Data stack: ( v -- 0/-1 )
+....
+
+"0<" is a function word that replaces a value with -1 if the value is
+less than 0, and 0 otherwise.
-----
-logic.asm: WORD p_0less, '0<',fasm
-----
+====
+.Definition concept for 0<
+****
+( v -- 0/1 ) : 0= 0 SWAP < ;
+****
+====
+See also <<p_swap,SWAP>> and <<p_lessthan,<>>.