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2024-09-24 20:43:47 +02:00 · 2024-09-24 20:43:47 +02:00 · d5fd11e4c6
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+# Introduction to fluid dynamics
+
+## 3 main laws
+- Momentum balance
+- Mass balance
+- Energy balance
+
+## The continuum assumption
+
+Let lambda be the mean free path, L a characteristic dimension of the problem
+
+Kn = lambda/L
+
+Hypothesis : 
+If Kn<<1, it is possible to use a model based on the continuum hypothesis