diff --git a/lib/Math/Function/Interpolator.pm b/lib/Math/Function/Interpolator.pm
index a5a1cf5..af38feb 100644
--- a/lib/Math/Function/Interpolator.pm
+++ b/lib/Math/Function/Interpolator.pm
@@ -15,6 +15,42 @@ use Module::Pluggable
   search_path => ['Math::Function::Interpolator'],
 ;
 
+=head1 NAME
+
+Math::Function::Interpolator - Interpolation made easy
+
+=head1 VERSION
+
+Version 0.01
+
+=head1 SYNOPSIS
+
+    use Math::Function::Interpolator;
+
+    my $interpolator = Math::Function::Interpolator->new(
+        points => {1=>2,2=>3,3=>4}
+    );
+
+    $interpolator->linear(2.5);
+
+    $interpolator->quadratic(2.5);
+
+    $interpolator->cubic(2.5);
+
+=head1 DESCRIPTION
+
+Math::Function::Interpolator helps you to do the interpolation calculation with linear, quadratic and cubic methods.
+
+=head1 FIELDS
+
+=head2 points (REQUIRED)
+
+HashRef of points for interpolations
+
+=cut
+
+our $VERSION = '0.01';
+
 # Automatically load all interpolate methods
 has 'interpolate_classes' => (
     is      => 'ro',
@@ -37,9 +73,10 @@ has points => (
     required => 1,
 );
 
-=head1 SUBROUTINES/METHODS
+=head1 METHODS
+
+=head2 BUILDARGS
 
-=head2 buildargs
 BUILDARGS
 
 =cut
@@ -59,45 +96,8 @@ sub BUILDARGS {    ## no critic (Subroutines::RequireArgUnpacking)
     return \%args;
 }
 
-=head1 NAME
-
-Math::Function::Interpolator - Interpolation made easy
-
-=head1 VERSION
-
-Version 0.01
-
-=cut
-
-our $VERSION = '0.01';
-
-=head1 SYNOPSIS
-
-    use Math::Function::Interpolator;
-
-    my $interpolator = Math::Function::Interpolator->new(
-        points => {1=>2,2=>3,3=>4}
-    );
-
-    $interpolator->linear(2.5);
-
-    $interpolator->quadratic(2.5);
-
-    $interpolator->cubic(2.5);
-
-=head1 DESCRIPTION
-
-Math::Function::Interpolator helps you to do the interpolation calculation with linear, quadratic and cubic methods.    
-
-=head1 EXPORT
-
 =head2 linear
-=head2 quadratic
-=head2 cubic
 
-=head1 SUBROUTINES/METHODS
-
-=head2 linear
 This method do the linear interpolation. It solves for point_y linearly given point_x and an array of points.
 
 =cut
@@ -112,6 +112,7 @@ sub linear {
 }
 
 =head2 quadratic
+
 This method do the quadratic interpolation. It solves the interpolated_y value given point_x with 3 data points.
 
 =cut
@@ -126,6 +127,7 @@ sub quadratic {
 }
 
 =head2 cubic
+
 This method do the cubic interpolation. It solves the interpolated_y given point_x and a minimum of 5 data points.
 
 =cut
diff --git a/lib/Math/Function/Interpolator/Cubic.pm b/lib/Math/Function/Interpolator/Cubic.pm
index 83829bb..dbab2fd 100644
--- a/lib/Math/Function/Interpolator/Cubic.pm
+++ b/lib/Math/Function/Interpolator/Cubic.pm
@@ -13,6 +13,27 @@ use List::MoreUtils qw(pairwise indexes);
 use Number::Closest::XS qw(find_closest_numbers_around);
 use Scalar::Util qw(looks_like_number);
 
+=head1 NAME
+
+Math::Function::Interpolator::Cubic
+
+=head1 SYNOPSIS
+
+    use Math::Function::Interpolator;
+
+    my $interpolator = Math::Function::Interpolator->new(
+        points => {1=>2,2=>3,3=>4}
+    );
+
+    $interpolator->cubic(2.5);
+
+=head1 DESCRIPTION
+
+Math::Function::Interpolator::Cubic helps you to do the interpolation calculation with cubic method.
+It solves the interpolated_y given point_x and a minimum of 5 data points. 
+
+=cut
+
 has 'interpolate' => (
     is       => 'ro',
     isa      => sub {
@@ -92,9 +113,10 @@ sub _extrapolate_spline {
     return $first->{y} - ( $first->{x} - $x ) * $derivative1;
 }
 
-=head1 SUBROUTINES/METHODS
+=head1 METHODS
+
+=head2 do_calculation
 
-=head2 cubic
 do_calculation
 
 =cut
@@ -154,20 +176,6 @@ sub do_calculation {
     return $y;
 }
 
-=head1 SYNOPSIS
-
-    use Math::Function::Interpolator;
-
-    my $interpolator = Math::Function::Interpolator->new(
-        points => {1=>2,2=>3,3=>4}
-    );
-
-    $interpolator->cubic(2.5);
-
-=head1 DESCRIPTION
-
-Math::Function::Interpolator::Cubic helps you to do the interpolation calculation with cubic method.
-It solves the interpolated_y given point_x and a minimum of 5 data points. 
 
 =head1 AUTHOR
 
diff --git a/lib/Math/Function/Interpolator/Linear.pm b/lib/Math/Function/Interpolator/Linear.pm
index fab8822..4e80cbc 100644
--- a/lib/Math/Function/Interpolator/Linear.pm
+++ b/lib/Math/Function/Interpolator/Linear.pm
@@ -12,7 +12,24 @@ use Number::Closest::XS qw(find_closest_numbers_around);
 use Scalar::Util qw(looks_like_number);
 
 =head1 NAME
+
 Math::Function::Interpolator::Linear - Interpolation made easy
+
+=head1 SYNOPSIS
+
+    use Math::Function::Interpolator;
+
+    my $interpolator = Math::Function::Interpolator->new(
+        points => {1=>2,2=>3,3=>4}
+    );
+
+    $interpolator->linear(2.5);
+
+=head1 DESCRIPTION
+
+Math::Function::Interpolator::Linear helps you to do the interpolation calculation with linear method.
+It solves for point_y linearly given point_x and an array of points.    
+
 =cut
 
 has 'interpolate' => (
@@ -24,9 +41,10 @@ has 'interpolate' => (
     required => 1
 );
 
-=head1 SUBROUTINES/METHODS
+=head1 METHODS
+
+=head2 do_calculation
 
-=head2 linear
 do_calculation
 
 =cut
@@ -55,22 +73,6 @@ sub do_calculation {
     return $m * $x + $c;
 }
 
-=head1 SYNOPSIS
-
-    use Math::Function::Interpolator;
-
-    my $interpolator = Math::Function::Interpolator->new(
-        points => {1=>2,2=>3,3=>4}
-    );
-
-    $interpolator->linear(2.5);
-
-=head1 DESCRIPTION
-
-Math::Function::Interpolator::Linear helps you to do the interpolation calculation with linear method.
-It solves for point_y linearly given point_x and an array of points.    
-
-
 =head1 AUTHOR
 
 Binary.com, C<< <perl at binary.com> >>
diff --git a/lib/Math/Function/Interpolator/Quadratic.pm b/lib/Math/Function/Interpolator/Quadratic.pm
index 9a05981..3d12126 100644
--- a/lib/Math/Function/Interpolator/Quadratic.pm
+++ b/lib/Math/Function/Interpolator/Quadratic.pm
@@ -26,9 +26,29 @@ has 'interpolate' => (
     required => 1
 );
 
-=head1 SUBROUTINES/METHODS
+=head1 NAME
+
+Math::Function::Interpolator::Quadratic
+
+=head1 SYNOPSIS
+
+    use Math::Function::Interpolator;
+
+    my $interpolator = Math::Function::Interpolator->new(
+        points => {1=>2,2=>3,3=>4,4=>5,5=>6}
+    );
+
+    $interpolator->quadratic(2.5);
+
+=head1 DESCRIPTION
+
+Math::Function::Interpolator::Quadratic helps you to do the interpolation calculation with quadratic method.
+It solves the interpolated_y given point_x and a minimum of 5 data points. 
+
+=head1 METHODS
+
+=head2 do_calculation
 
-=head2 quadratic
 do_calculation
 
 =cut
@@ -81,21 +101,6 @@ sub _get_closest_three_points {
     return @sorted;
 }
 
-=head1 SYNOPSIS
-
-    use Math::Function::Interpolator;
-
-    my $interpolator = Math::Function::Interpolator->new(
-        points => {1=>2,2=>3,3=>4,4=>5,5=>6}
-    );
-
-    $interpolator->quadratic(2.5);
-
-=head1 DESCRIPTION
-
-Math::Function::Interpolator::Quadratic helps you to do the interpolation calculation with quadratic method.
-It solves the interpolated_y given point_x and a minimum of 5 data points. 
-
 =head1 AUTHOR
 
 Binary.com, C<< <perl at binary.com> >>
@@ -106,9 +111,6 @@ Please report any bugs or feature requests to C<bug-math-function-interpolator a
 the web interface at L<http://rt.cpan.org/NoAuth/ReportBug.html?Queue=Math-Function-Interpolator>.  I will be notified, and then you'll
 automatically be notified of progress on your bug as I make changes.
 
-
-
-
 =head1 SUPPORT
 
 You can find documentation for this module with the perldoc command.