diff --git a/res/layout/calc_zero_digit_button.xml b/res/layout/calc_zero_digit_button.xml
index 21485d08..ba0dea48 100644
--- a/res/layout/calc_zero_digit_button.xml
+++ b/res/layout/calc_zero_digit_button.xml
@@ -8,7 +8,8 @@
 
 <org.solovyev.android.view.widgets.DirectionDragButton xmlns:a="http://schemas.android.com/apk/res/android"
 													   xmlns:calc="http://schemas.android.com/apk/res/org.solovyev.android.calculator"
-													   a:id="@+id/zeroDigitButton" a:text="0"
+													   a:id="@+id/zeroDigitButton"
+													   a:text="0"
 													   calc:textUp="."
 													   calc:textDown="000"
 													   calc:directionTextScale="0.5"
diff --git a/res/values/arrays.xml b/res/values/arrays.xml
index eff788ab..9fdb58ab 100644
--- a/res/values/arrays.xml
+++ b/res/values/arrays.xml
@@ -24,7 +24,7 @@
 	<string-array name="p_grouping_separator_values">
 		<item>""</item>
 		<item>\'</item>
-		<item> </item>
+		<item>" "</item>
 	</string-array>
 
 </resources>
\ No newline at end of file
diff --git a/src/main/java/org/solovyev/android/calculator/math/MathType.java b/src/main/java/org/solovyev/android/calculator/math/MathType.java
index 43e41157..c6c21af2 100644
--- a/src/main/java/org/solovyev/android/calculator/math/MathType.java
+++ b/src/main/java/org/solovyev/android/calculator/math/MathType.java
@@ -55,7 +55,7 @@ public enum MathType {
 		}
 	},
 
-	postfix_function(400, true, false, Functions.allPostfix) {
+	postfix_function(400, true, true, Functions.allPostfix) {
 		@Override
 		protected String getSubstituteToJscl(@NotNull String match) {
 			final String result;
diff --git a/src/test/java/org/solovyev/android/calculator/model/ToJsclTextProcessorTest.java b/src/test/java/org/solovyev/android/calculator/model/ToJsclTextProcessorTest.java
index 74690c8d..fff21ee4 100644
--- a/src/test/java/org/solovyev/android/calculator/model/ToJsclTextProcessorTest.java
+++ b/src/test/java/org/solovyev/android/calculator/model/ToJsclTextProcessorTest.java
@@ -118,6 +118,8 @@ public class ToJsclTextProcessorTest {
 		Assert.assertEquals( "20.0*3.141592653589793/180", preprocessor.process("20.0°").toString());
 		Assert.assertEquals( "sin(30*3.141592653589793/180)", preprocessor.process("sin(30°)").toString());
 		Assert.assertEquals( "asin(sin(3.141592653589793/6))*3.141592653589793/180", preprocessor.process("asin(sin(π/6))°").toString());
+		Assert.assertEquals( "1*3.141592653589793/180*sin(1)", preprocessor.process("1°sin(1)").toString());
+
 
 	}
 }