Userguide.
diff --git a/src/site/xdoc/userguide/utilities.xml b/src/site/xdoc/userguide/utilities.xml
index f94018a..89aad0e 100644
--- a/src/site/xdoc/userguide/utilities.xml
+++ b/src/site/xdoc/userguide/utilities.xml
@@ -94,7 +94,7 @@
Continued Fraction, equation (1)</a> from MathWorld.
</p>
<p>
- As an example, the constant Pi can be computed using a <a href="http://functions.wolfram.com/Constants/Pi/10/0002/">continued fraction</a>. The following anonymous class
+ As an example, the constant π can be computed using a <a href="http://functions.wolfram.com/Constants/Pi/10/0002/">continued fraction</a>. The following anonymous class
provides the implementation:
<source>ContinuedFraction c = new ContinuedFraction() {
public double getA(int n, double x) {
@@ -111,8 +111,8 @@
}</source>
</p>
<p>
- Then, to evalute Pi, simply call any of the <code>evalute</code> methods
- (Note, the point of evaluation in this example is meaningless since Pi is a
+ Then, to evalute π, simply call any of the <code>evalute</code> methods
+ (Note, the point of evaluation in this example is meaningless since π is a
constant).
</p>
<p>