vault backup: 2025-03-23 12:18:57

补课/多体动力学/14_inertia.ipynb

@@ -475,7 +475,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "TagUIFocus5",
+   "display_name": "Turtle",
    "language": "python",
    "name": "python3"
   },
@@ -489,7 +489,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.4"
+   "version": "3.11.8"
   }
  },
  "nbformat": 4,

补课/多体动力学/16_generalized_forces.ipynb

@@ -69,11 +69,18 @@
    "source": [
     "P1.vel(N).express(N)"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# 两杆连接"
+   ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "TagUIFocus5",
+   "display_name": "Turtle",
    "language": "python",
    "name": "python3"
   },
@@ -87,7 +94,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.12.4"
+   "version": "3.11.8"
   }
  },
  "nbformat": 4,

补课/多体动力学/17_Equations_of_Motions.ipynb

@@ -0,0 +1,16 @@
+{
+ "cells": [],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Turtle",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "name": "python",
+   "version": "3.11.8"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

补课/多体动力学/框架.canvas

@@ -0,0 +1,11 @@
+{
+	"nodes":[
+		{"id":"330ceae2327436f1","type":"text","text":"牛顿-欧拉方程\n\n$$\n\\begin{split}\\bar{F} = & \\frac{{}^N d \\bar{p}}{dt} \\quad \\textrm{ where } \\bar{p} = m_B{}^N\\bar{v}^{B_o} \\\\\\bar{M} = & \\frac{{}^N d\\bar{H}}{dt} \\quad \\textrm{ where }\\bar{H} = \\breve{I}^{B/B_o} \\cdot {}^N\\bar{\\omega}^{B}\\end{split}|","x":-242,"y":-194,"width":542,"height":174},
+		{"id":"04fa17192ff0596c","x":-242,"y":160,"width":250,"height":60,"type":"text","text":"GAF Generalized Active Force 左端项"},
+		{"id":"c574d94bf9b233b4","x":50,"y":160,"width":250,"height":60,"type":"text","text":"GIF Generalized Inertia Force 右端项"}
+	],
+	"edges":[
+		{"id":"f33ddf845b3a3ff4","fromNode":"330ceae2327436f1","fromSide":"bottom","toNode":"04fa17192ff0596c","toSide":"top"},
+		{"id":"79d807d4f3d87b22","fromNode":"330ceae2327436f1","fromSide":"bottom","toNode":"c574d94bf9b233b4","toSide":"top"}
+	]
+}