From 864f6b90240bda58d68dc7f74623e5ac6aa74757 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B2=88=E6=B5=AA=E7=86=8A=E7=8C=AB=E5=84=BF?=
 <shenda@ustc.edu>
Date: Thu, 6 Oct 2022 01:02:09 +0800
Subject: [PATCH] =?UTF-8?q?UIC:=20=E7=A7=BB=E9=99=A4=E5=BE=AE=E7=A7=AF?=
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---
 .../微积分/Chapter_2.tm                       | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/北京师范大学-香港浸会大学联合国际学院/微积分/Chapter_2.tm b/北京师范大学-香港浸会大学联合国际学院/微积分/Chapter_2.tm
index faefb87..8952cd1 100644
--- a/北京师范大学-香港浸会大学联合国际学院/微积分/Chapter_2.tm
+++ b/北京师范大学-香港浸会大学联合国际学院/微积分/Chapter_2.tm
@@ -16,17 +16,15 @@
 
     \;
 
-    <with|gr-mode|<tuple|edit|document-at>|gr-frame|<tuple|scale|1cm|<tuple|0.28001gw|0.499999gh>>|gr-geometry|<tuple|geometry|1par|0.6par>|gr-grid|<tuple|cartesian|<point|0|0>|1>|gr-grid-old|<tuple|cartesian|<point|0|0>|1>|gr-edit-grid-aspect|<tuple|<tuple|axes|none>|<tuple|1|none>|<tuple|10|none>>|gr-edit-grid|<tuple|cartesian|<point|0|0>|1>|gr-edit-grid-old|<tuple|cartesian|<point|0|0>|1>|gr-fill-color|red|gr-color|blue|<graphics||<spline|<point|-2.95384|0.5>|<point|-0.7|-0.7>|<point|2.0|1.7>>|<math-at|y=f<around*|(|x|)>|<point|2.2|1.7>>|<with|color|red|fill-color|red|<point|-0.4|-0.602261>>|<with|color|red|<text-at|secant
+    <with|gr-mode|<tuple|group-edit|edit-props>|gr-frame|<tuple|scale|1cm|<tuple|0.28001gw|0.499999gh>>|gr-geometry|<tuple|geometry|1par|0.6par>|gr-grid|<tuple|cartesian|<point|0|0>|1>|gr-grid-old|<tuple|cartesian|<point|0|0>|1>|gr-edit-grid-aspect|<tuple|<tuple|axes|none>|<tuple|1|none>|<tuple|10|none>>|gr-edit-grid|<tuple|cartesian|<point|0|0>|1>|gr-edit-grid-old|<tuple|cartesian|<point|0|0>|1>|gr-fill-color|red|gr-color|blue|<graphics||<spline|<point|-2.95384|0.5>|<point|-0.7|-0.7>|<point|2.0|1.7>>|<math-at|y=f<around*|(|x|)>|<point|2.2|1.7>>|<with|color|red|fill-color|red|<point|-0.4|-0.602261>>|<with|color|red|<text-at|secant
     line|<point|1.9|0.4>>>|<with|color|red|<math-at|<around*|(|a,f<around*|(|a|)>|)>|<point|-1.53969986357435|-0.260668072264252>>>|<with|color|red|<math-at|<around*|(|b,f<around*|(|b|)>|)>|<point|0.23470999214519|1.11374178345529>>>|<with|color|blue|fill-color|red|<line|<point|-0.4|-0.602261>|<point|1.6|0.3>>>|<with|color|red|fill-color|red|<line|<point|-0.4|-0.602261>|<point|1.47921610728005|1.0>>>|<with|color|red|<math-at|y=<frac|f<around*|(|b|)>-f<around*|(|a|)>|b-a>*<around*|(|x-a|)>+f<around*|(|a|)>|<point|2.0|-0.3>>>|<with|color|blue|fill-color|red|<\document-at>
       \;
     </document-at|<point|3.2|-2.5>>>|<with|color|blue|<\document-at>
-      <\with|color|<pattern|/Applications/TeXmacs.app/Contents/Resources/share/TeXmacs/misc/patterns/vintage/wood-xdark.png||>>
-        In fact,
+      In fact,
 
-        <\equation*>
-          m=lim<rsub|b\<rightarrow\>a> <frac|f<around*|(|b|)>-f<around*|(|a|)>|b-a>
-        </equation*>
-      </with>
+      <\equation*>
+        m=lim<rsub|b\<rightarrow\>a> <frac|f<around*|(|b|)>-f<around*|(|a|)>|b-a>
+      </equation*>
     </document-at|<point|3.7|-1.3>>>|<with|color|blue|<\document-at>
       tangent line:
 
@@ -35,7 +33,9 @@
       </equation*>
 
       \ for some slope m
-    </document-at|<point|0.3|-1.0>>>>>
+    </document-at|<point|0.3|-1.0>>>|<\with|fill-color|red|color|blue>
+      \;
+    </with>>>
 
     <subsection|The velocity problem (how to find instantaneous velocity)>