diff --git a/build/Makefile.gcc b/build/Makefile.gcc
index 36412e3e..1a79c126 100644
--- a/build/Makefile.gcc
+++ b/build/Makefile.gcc
@@ -63,6 +63,7 @@ $(BPL_EXA)/getting_started3.cpp \
 $(BPL_EXA)/getting_started4.cpp \
 $(BPL_EXA)/getting_started5.cpp \
 $(BPL_EXA)/passing_char.cpp \
+$(BPL_EXA)/cmplx.cpp \
 $(BPL_EXA)/ivect.cpp \
 $(BPL_EXA)/ivect.h \
 $(BPL_EXA)/noncopyable_export.cpp \
@@ -75,6 +76,7 @@ $(BPL_EXA)/test_getting_started3.py \
 $(BPL_EXA)/test_getting_started4.py \
 $(BPL_EXA)/test_getting_started5.py \
 $(BPL_EXA)/tst_passing_char.py \
+$(BPL_EXA)/tst_cmplx.py \
 $(BPL_EXA)/tst_dvect.py \
 $(BPL_EXA)/tst_ivect.py \
 $(BPL_EXA)/tst_noncopyable.py
@@ -88,7 +90,7 @@ OBJ = classes.o conversions.o extension_class.o functions.o \
 all: libbpl.a test.so abstract.so \
      getting_started1.so getting_started2.so getting_started3.so \
      getting_started4.so getting_started5.so \
-     passing_char.so \
+     passing_char.so cmplx.so \
      noncopyable_export.so noncopyable_import.so \
      ivect.so dvect.so
 
@@ -121,7 +123,7 @@ libbpl.a: $(OBJ)
 	ar r libbpl.a $(OBJ)
 
 test.so: $(OBJ) comprehensive.o
-	$(LD) $(LDOPTS) $(OBJ) comprehensive.o -o test.so
+	$(LD) $(LDOPTS) $(OBJ) comprehensive.o -o test.so -lm
 
 abstract.so: $(OBJ) abstract.o
 	$(LD) $(LDOPTS) $(OBJ) abstract.o -o abstract.so
@@ -144,6 +146,9 @@ getting_started5.so: $(OBJ) getting_started5.o
 passing_char.so: $(OBJ) passing_char.o
 	$(LD) $(LDOPTS) $(OBJ) passing_char.o -o passing_char.so
 
+cmplx.so: $(OBJ) cmplx.o
+	$(LD) $(LDOPTS) $(OBJ) cmplx.o -o cmplx.so -lm
+
 noncopyable_export.so: $(OBJ) noncopyable_export.o
 	$(LD) $(LDOPTS) $(OBJ) $(HIDDEN) noncopyable_export.o -o noncopyable_export.so
 
@@ -180,6 +185,7 @@ clean:
 	rm -f getting_started4.o getting_started4.so
 	rm -f getting_started5.o getting_started5.so
 	rm -f passing_char.o passing_char.so
+	rm -f cmplx.o cmplx.so
 	rm -f noncopyable_export.o noncopyable_export.so
 	rm -f noncopyable_import.o noncopyable_import.so
 	rm -f ivect.o ivect.so
diff --git a/build/Makefile.tru64 b/build/Makefile.tru64
index 1791c528..87b45bae 100644
--- a/build/Makefile.tru64
+++ b/build/Makefile.tru64
@@ -66,6 +66,7 @@ $(BPL_EXA)/getting_started3.cpp \
 $(BPL_EXA)/getting_started4.cpp \
 $(BPL_EXA)/getting_started5.cpp \
 $(BPL_EXA)/passing_char.cpp \
+$(BPL_EXA)/cmplx.cpp \
 $(BPL_EXA)/ivect.cpp \
 $(BPL_EXA)/ivect.h \
 $(BPL_EXA)/noncopyable_export.cpp \
@@ -78,6 +79,7 @@ $(BPL_EXA)/test_getting_started3.py \
 $(BPL_EXA)/test_getting_started4.py \
 $(BPL_EXA)/test_getting_started5.py \
 $(BPL_EXA)/tst_passing_char.py \
+$(BPL_EXA)/tst_cmplx.py \
 $(BPL_EXA)/tst_dvect.py \
 $(BPL_EXA)/tst_ivect.py \
 $(BPL_EXA)/tst_noncopyable.py
@@ -91,7 +93,7 @@ OBJ = classes.o conversions.o extension_class.o functions.o \
 all: libbpl.a test.so abstract.so \
      getting_started1.so getting_started2.so getting_started3.so \
      getting_started4.so getting_started5.so \
-     passing_char.so \
+     passing_char.so cmplx.so \
      noncopyable_export.so noncopyable_import.so \
      ivect.so dvect.so
 
@@ -149,6 +151,9 @@ getting_started5.so: $(OBJ) getting_started5.o
 passing_char.so: $(OBJ) passing_char.o
 	$(LD) $(LDOPTS) $(OBJ) passing_char.o -o passing_char.so
 
+cmplx.so: $(OBJ) cmplx.o
+	$(LD) $(LDOPTS) $(OBJ) cmplx.o -o cmplx.so -lm
+
 noncopyable_export.so: $(OBJ) noncopyable_export.o
 	$(LD) $(LDOPTS) $(OBJ) $(HIDDEN) noncopyable_export.o -o noncopyable_export.so
 
@@ -185,6 +190,7 @@ clean:
 	rm -f getting_started4.o getting_started4.so
 	rm -f getting_started5.o getting_started5.so
 	rm -f passing_char.o passing_char.so
+	rm -f cmplx.o cmplx.so
 	rm -f noncopyable_export.o noncopyable_export.so
 	rm -f noncopyable_import.o noncopyable_import.so
 	rm -f ivect.o ivect.so
diff --git a/example/cmplx.cpp b/example/cmplx.cpp
new file mode 100644
index 00000000..b3f912c5
--- /dev/null
+++ b/example/cmplx.cpp
@@ -0,0 +1,42 @@
+#include <iostream>
+#include <complex>
+
+namespace { // Avoid cluttering the global namespace.
+
+  std::complex<double> dpolar(double rho, double theta) {
+    return std::polar(rho, theta);
+  }
+  double dreal(const std::complex<double>& c) { return c.real(); }
+  double dimag(std::complex<double> c) { return c.imag(); }
+
+  std::complex<float> fpolar(float rho, float theta) {
+    return std::polar(rho, theta);
+  }
+  double freal(const std::complex<float>& c) { return c.real(); }
+  double fimag(std::complex<float> c) { return c.imag(); }
+}
+
+#include <boost/python/class_builder.hpp>
+namespace python = boost::python;
+
+extern "C"
+DL_EXPORT(void)
+initcmplx()
+{
+  try
+  {
+    // Create an object representing this extension module.
+    python::module_builder this_module("cmplx");
+
+    this_module.def(dpolar, "dpolar");
+    this_module.def(dreal, "dreal");
+    this_module.def(dimag, "dimag");
+    this_module.def(fpolar, "fpolar");
+    this_module.def(freal, "freal");
+    this_module.def(fimag, "fimag");
+  }
+  catch(...)
+  {
+    python::handle_exception(); // Deal with the exception for Python
+  }
+}
diff --git a/example/tst_cmplx.py b/example/tst_cmplx.py
new file mode 100644
index 00000000..2448a1e1
--- /dev/null
+++ b/example/tst_cmplx.py
@@ -0,0 +1,20 @@
+import cmplx
+c = cmplx.dpolar(1, 1)
+print c
+print cmplx.dreal(c)
+print cmplx.dimag(c)
+
+c = cmplx.fpolar(1, 1)
+print c
+print cmplx.freal(c)
+print cmplx.fimag(c)
+
+print cmplx.dreal(c)
+print cmplx.dimag(c)
+
+try:
+  cmplx.freal("")
+except TypeError:
+  pass
+else:
+  raise SystemError