diff --git a/books/bookvol10.2.pamphlet b/books/bookvol10.2.pamphlet
index c72b565..a4ef5e9 100644
--- a/books/bookvol10.2.pamphlet
+++ b/books/bookvol10.2.pamphlet
@@ -15825,7 +15825,7 @@ Dictionary(S:SetCategory): Category ==
    if % has finiteAggregate then
     -- remove(f:S->Boolean,t:%)  == remove_!(f, copy t)
     -- select(f, t)	   == select_!(f, copy t)
-     select_!(f, t)	 == remove_!(not f #1, t)
+     select_!(f, t)	 == remove_!((x:S):Boolean +-> not f(x), t)
 
      --extract_! d ==
      --	 empty? d => error "empty dictionary"
diff --git a/changelog b/changelog
index 134a925..4ac2b6f 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,5 @@
+20090509 tpd src/axiom-website/patches.html 20090509.10.tpd.patch
+20090509 tpd books/bookvol10.2 DIAGG +-> conversion
 20090509 tpd src/axiom-website/patches.html 20090509.09.tpd.patch
 20090509 tpd books/bookvol10.3 CONTFRAC +-> conversion
 20090509 tpd src/axiom-website/patches.html 20090509.08.tpd.patch
diff --git a/src/axiom-website/patches.html b/src/axiom-website/patches.html
index 10fe583..8b4e462 100644
--- a/src/axiom-website/patches.html
+++ b/src/axiom-website/patches.html
@@ -1150,5 +1150,7 @@ bookvol10.2 PSETCAT +-> conversion<br/>
 bookvol10.4 INTAF +-> conversion<br/>
 <a href="patches/20090509.09.tpd.patch">20090509.09.tpd.patch</a>
 bookvol10.3 CONTFRAC +-> conversion<br/>
+<a href="patches/20090509.10.tpd.patch">20090509.10.tpd.patch</a>
+bookvol10.2 DIAGG +-> conversion<br/>
  </body>
 </html>