diff --git a/src/mathed/ChangeLog b/src/mathed/ChangeLog
index c487c47ca5..8d5441fc54 100644
--- a/src/mathed/ChangeLog
+++ b/src/mathed/ChangeLog
@@ -1,3 +1,8 @@
+2001-10-24  Angus Leeming  <a.leeming@ic.ac.uk>
+
+	* math_nestinset.C: added using std::max, min directives.
+	* math_scriptinset.C: added using std::ostream directive.
+	* math_scriptinset.h: replaced ostream with std::ostream.
 
 2001-10-17  André Pönitz  <poenitz@gmx.net>
 
diff --git a/src/mathed/math_nestinset.C b/src/mathed/math_nestinset.C
index 2cc97de50a..0a9d8affb4 100644
--- a/src/mathed/math_nestinset.C
+++ b/src/mathed/math_nestinset.C
@@ -5,6 +5,8 @@
 #include "math_nestinset.h"
 #include "debug.h"
 
+using std::max;
+using std::min;
 
 MathNestInset::MathNestInset(idx_type nargs)
 	: MathDimInset(), cells_(nargs)
diff --git a/src/mathed/math_scriptinset.C b/src/mathed/math_scriptinset.C
index 9696fa18ee..d8eed93949 100644
--- a/src/mathed/math_scriptinset.C
+++ b/src/mathed/math_scriptinset.C
@@ -13,6 +13,7 @@
 
 #include "math_scriptinset.h"
 
+using std::ostream;
 using std::ostringstream;
 
 
diff --git a/src/mathed/math_scriptinset.h b/src/mathed/math_scriptinset.h
index 0bcb5287e4..134db75239 100644
--- a/src/mathed/math_scriptinset.h
+++ b/src/mathed/math_scriptinset.h
@@ -23,7 +23,7 @@ public:
 	///
 	void write(MathWriteInfo & os) const;
 	///
-	void writeNormal(ostream & os) const;
+	void writeNormal(std::ostream & os) const;
 	///
 	void metrics(MathMetricsInfo const & st) const;
 	///
@@ -32,7 +32,7 @@ public:
 	///
 	void write(MathInset const *, MathWriteInfo & os) const;
 	///
-	void writeNormal(MathInset const *, ostream & os) const;
+	void writeNormal(MathInset const *, std::ostream & os) const;
 	///
 	void metrics(MathInset const * nucleus, MathMetricsInfo const & st) const;
 	///