Changeset 402 for trunk/SRC/Documentation/idldoc_html_output/Matrix/different.html

Timestamp:

07/23/09 11:18:49 (15 years ago)

Author:

smasson

Message:

update documentation

File:

• trunk/SRC/Documentation/idldoc_html_output/Matrix/different.html (modified) (5 diffs)

trunk/SRC/Documentation/idldoc_html_output/Matrix/different.html

@@ -88 +88 @@
 
       <div id="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 <a href="..//Matrix/union.html">union</a> and <a href="..//Matrix/inter.html">inter</a>.
 </div>
 
@@ -115 +117 @@
 
           <h3>Return value</h3><div class="preformat">
- tableau
+ an array containing the set of values in only a.
+
+ The empty set is denoted by an array with the first element equal to
+ -1.
 </div>
 
@@ -135 +140 @@
           <div class="comments">
  arrays of positive integers, which need
-               not be sorted. Duplicate elements are ignored, as they have no
-               effect on the result
+ not be sorted. Duplicate elements are ignored, as they have no
+ effect on the result
 </div>
             
@@ -161 +166 @@
           <h3>Examples</h3><div class="preformat">
 
-  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> a = [2,4,6,8]
+   IDL> b = [6,1,3,2]
+
+   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 !
 </div>
           <h3>Version history</h3>
           
           <h4>Version</h4><div class="preformat">
- $Id: different.pro 325 2007-12-06 10:04:53Z pinsard $
+ $Id: different.pro 373 2008-08-08 14:11:31Z pinsard $
 </div>
           <h4>History</h4><div class="preformat">
@@ -180 +194 @@
           
           <h4>Restrictions</h4><div class="preformat">
- The empty set is denoted by an array with the first element equal to
- -1.
-
-
  These functions will not be efficient on sparse sets with wide
  ranges, as they trade memory for efficiency. The HISTOGRAM function