Adapt texts to new B-spline implementation

2 files changed, 8 insertions, 8 deletions

diff --git a/helpcontent2/source/text/schart/01/smooth_line_properties.xhp b/helpcontent2/source/text/schart/01/smooth_line_properties.xhp
index 463c4a5ffa..0551b43829 100644
--- a/helpcontent2/source/text/schart/01/smooth_line_properties.xhp
+++ b/helpcontent2/source/text/schart/01/smooth_line_properties.xhp
@@ -55,22 +55,22 @@
 <list type="ordered">
 <listitem>
 <paragraph role="paragraph" id="par_id1601611" xml-lang="en-US" l10n="NEW">Select Cubic Spline or B-Spline.</paragraph>
-<paragraph role="paragraph" id="par_id879848" xml-lang="en-US" l10n="NEW">These are mathematical models that influence the display of the curves. The cubic spline line passes through all points, while the B-spline line connects the first and last point and passes by the intermediate points.</paragraph>
+<paragraph role="paragraph" id="par_id879848" xml-lang="en-US" l10n="NEW">These are mathematical models that influence the display of the curves. The curves are created by joining together segments of polynomials.</paragraph>
 </listitem>
 <listitem>
 <paragraph role="paragraph" id="par_id3464461" xml-lang="en-US" l10n="NEW">Optionally set the resolution. A higher value leads to a smoother line.</paragraph>
 </listitem>
 <listitem>
-<paragraph role="paragraph" id="par_id6998809" xml-lang="en-US" l10n="NEW">For B-spline lines optionally set the data points order.</paragraph>
+<paragraph role="paragraph" id="par_id6998809" xml-lang="en-US" l10n="NEW">For B-spline lines optionally set the degree of the polynomials.</paragraph>
 </listitem>
-</list><comment>1088553477 cubic spline</comment>
+</list>
 <bookmark xml-lang="en-US" branch="hid/chart2:RadioButton:DLG_SPLINE_PROPERTIES:RB_SPLINES_CUBIC" id="bm_id1593676" localize="false"/>
-<paragraph role="paragraph" id="par_id3424481" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Apply a cubic spline model.</ahelp></paragraph><comment>1088553478 b-spline</comment>
+<paragraph role="paragraph" id="par_id3424481" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Apply a cubic spline model.</ahelp></paragraph>
 <bookmark xml-lang="en-US" branch="hid/chart2:RadioButton:DLG_SPLINE_PROPERTIES:RB_SPLINES_B" id="bm_id1243629" localize="false"/>
-<paragraph role="paragraph" id="par_id1068758" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Apply a B-spline model.</ahelp></paragraph><comment>1088559618 resolution</comment>
+<paragraph role="paragraph" id="par_id1068758" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Apply a B-spline model.</ahelp></paragraph>
 <bookmark xml-lang="en-US" branch="hid/chart2:MetricField:DLG_SPLINE_PROPERTIES:MF_SPLINE_RESOLUTION" id="bm_id9044770" localize="false"/>
-<paragraph role="paragraph" id="par_id2320932" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Set the resolution.</ahelp></paragraph><comment>1088559617 data points order</comment>
+<paragraph role="paragraph" id="par_id2320932" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Set the resolution.</ahelp></paragraph>
 <bookmark xml-lang="en-US" branch="hid/chart2:MetricField:DLG_SPLINE_PROPERTIES:MF_SPLINE_ORDER" id="bm_id3674123" localize="false"/>
-<paragraph role="paragraph" id="par_id8638874" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Set the data points order.</ahelp></paragraph>
+<paragraph role="paragraph" id="par_id8638874" xml-lang="en-US" l10n="NEW"><ahelp hid="." visibility="hidden">Set the degree of the polynomials.</ahelp></paragraph>
 </body>
 </helpdocument>
diff --git a/helpcontent2/source/text/schart/01/type_xy.xhp b/helpcontent2/source/text/schart/01/type_xy.xhp
index 967eecc780..a3199ebfe7 100644
--- a/helpcontent2/source/text/schart/01/type_xy.xhp
+++ b/helpcontent2/source/text/schart/01/type_xy.xhp
@@ -94,7 +94,7 @@
 <emph>Cubic Spline</emph> interpolates your data points with polynomials of degree 3. The transitions between the polynomial pieces are smooth, having the same slope and curvature. </paragraph>
 <paragraph role="paragraph" id="par_id6128421" xml-lang="en-US" l10n="NEW">The <emph>Resolution</emph> determines how many line segments are calculated to draw a piece of polynomial between two data points. You can see the intermediate points if you click any data point.</paragraph>
 <paragraph role="paragraph" id="par_id9280373" xml-lang="en-US" l10n="NEW">
-<emph>B-Spline</emph> uses the data points as control points to form a B-spline curve. Those curves are built piecewise from polynomials. The <emph>Data points order</emph> sets the degree k of these polynomials. <comment>Besides the first and last point the curve doesn't go through the data points but lays inside the convex hull of each k+1 adjacent data points. Having Resolution r and n+1 data points, r times n uniform line segments are used to draw the whole curve.</comment></paragraph><comment>Regina: watch issue 72218, which would bring a change to UI</comment>
+<emph>B-Spline</emph> uses a parametric, interpolating B-spline curve. Those curves are built piecewise from polynomials. The <emph>Degree of polynomials</emph> sets the degree of these polynomials.</paragraph>
 <section id="relatedtopics">
 <embed href="text/shared/guide/chart_insert.xhp#chart_insert"/>
 <embed href="text/schart/01/wiz_chart_type.xhp#wiz_chart_type"/>