Changeset 373 for trunk/SRC/Matrix/different.pro

Timestamp:

08/08/08 16:11:31 (16 years ago)

Author:

pinsard

Message:

improvements of headers (examples and results)

File:

• trunk/SRC/Matrix/different.pro (modified) (3 diffs)

trunk/SRC/Matrix/different.pro

@@ -2 +2 @@
 ;
 ; @file_comments
-; calculate the different elements of 2 matrix of positive whole numbers.
+; find the different elements of 2 matrixes of positive whole numbers.
+;
+; see also <pro>union</pro> and <pro>inter</pro>.
 ;
 ; @categories
@@ -16 +18 @@
 ;
 ; @returns
-; tableau
+; an array containing the set of values in only a.
 ;
-; @restrictions
 ; The empty set is denoted by an array with the first element equal to
 ; -1.
@@ -32 +33 @@
 ;   IDL> a = [2,4,6,8]
 ;   IDL> b = [6,1,3,2]
-;   IDL> different(a,b) = [ 4, 8]         ; Elements in A but not in B
+;
+;   IDL> res=different(a,b) 
+;              4           8
+; Right because 4 and 8 are in a but not in b !
+;
+;   IDL> res=different(b,a)
+;   IDL> print,res
+;              1           3
+;
+; Right because 1 and 3 are in b but not in a !
 ;
 ; @history