diff --git a/.obsidian/community-plugins.json b/.obsidian/community-plugins.json
index cae9c76..c2bf211 100644
--- a/.obsidian/community-plugins.json
+++ b/.obsidian/community-plugins.json
@@ -22,5 +22,6 @@
   "obsidian-livesync",
   "obsidian-dynamic-toc",
   "obsidian-excalidraw-plugin",
-  "obsidian-wordnet-plugin"
+  "obsidian-wordnet-plugin",
+  "better-pdf-plugin"
 ]
\ No newline at end of file
diff --git a/.obsidian/core-plugins-migration.json b/.obsidian/core-plugins-migration.json
index 3106ebd..84d803a 100644
--- a/.obsidian/core-plugins-migration.json
+++ b/.obsidian/core-plugins-migration.json
@@ -25,5 +25,6 @@
   "workspaces": false,
   "file-recovery": true,
   "publish": false,
-  "sync": false
+  "sync": false,
+  "bookmarks": true
 }
\ No newline at end of file
diff --git a/.obsidian/core-plugins.json b/.obsidian/core-plugins.json
index 086a8e4..9405bfd 100644
--- a/.obsidian/core-plugins.json
+++ b/.obsidian/core-plugins.json
@@ -13,7 +13,7 @@
   "note-composer",
   "command-palette",
   "editor-status",
-  "starred",
+  "bookmarks",
   "outline",
   "word-count",
   "file-recovery"
diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 3aacd3c..eb0a3e4 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -19,8 +19,19 @@
                 "source": false
               }
             }
+          },
+          {
+            "id": "e39212e1cb1ea7e3",
+            "type": "leaf",
+            "state": {
+              "type": "release-notes",
+              "state": {
+                "currentVersion": "1.2.7"
+              }
+            }
           }
-        ]
+        ],
+        "currentTab": 1
       },
       {
         "id": "47553fa673bb1eb6",
@@ -82,6 +93,14 @@
               "type": "starred",
               "state": {}
             }
+          },
+          {
+            "id": "50de9879caa2f002",
+            "type": "leaf",
+            "state": {
+              "type": "bookmarks",
+              "state": {}
+            }
           }
         ]
       }
@@ -189,8 +208,6 @@
   },
   "left-ribbon": {
     "hiddenItems": {
-      "obsidian-excalidraw-plugin:Create new drawing": false,
-      "obsidian-wordnet-plugin:WordNet Dictionary": false,
       "switcher:Open quick switcher": false,
       "graph:Open graph view": false,
       "canvas:Create new canvas": false,
@@ -198,14 +215,18 @@
       "templates:Insert template": false,
       "command-palette:Open command palette": false,
       "table-editor-obsidian:Advanced Tables Toolbar": false,
+      "obsidian-advanced-slides:Show Slide Preview": false,
+      "juggl:Juggl global graph": false,
       "obsidian-livesync:Replicate": false,
       "obsidian-livesync:Show log": false,
-      "obsidian-advanced-slides:Show Slide Preview": false,
-      "juggl:Juggl global graph": false
+      "obsidian-excalidraw-plugin:Create new drawing": false,
+      "obsidian-wordnet-plugin:WordNet Dictionary": false
     }
   },
-  "active": "4759485602209736",
+  "active": "b8336cb3c3d06be9",
   "lastOpenFiles": [
+    "Mathe/KW17/KW17-GeoTra-solutions.pdf",
+    "Mathe/KW16/KW16-EWuuEV-sol.pdf",
     "Informationssicherheit/Ueb4/Ueb4.pdf",
     "Mathe/KW17/KW17.md",
     "Informationssicherheit/Ueb4/04-ueb_uebungsblatt.pdf",
@@ -222,9 +243,7 @@
     "English",
     "Informationssicherheit/Ueb3/03-ueb_uebungsblatt.pdf",
     "Untitled Diagram.svg",
-    "Mathe/KW17/KW17-GeoTra_vor.pdf",
     "conflict-files-obsidian-git.md",
-    "Mathe/KW17",
     "CCN/Ex02/Exercise 2.md",
     "CCN/Untitled.md",
     "unterwäsche_austausch_nein.jpg.md",
diff --git a/Mathe/KW16/KW16-EWuuEV-sol.pdf b/Mathe/KW16/KW16-EWuuEV-sol.pdf
new file mode 100644
index 0000000..87137a5
Binary files /dev/null and b/Mathe/KW16/KW16-EWuuEV-sol.pdf differ
diff --git a/Mathe/KW17/KW17-GeoTra-solutions.pdf b/Mathe/KW17/KW17-GeoTra-solutions.pdf
new file mode 100644
index 0000000..08994db
Binary files /dev/null and b/Mathe/KW17/KW17-GeoTra-solutions.pdf differ