Top network posts

• 19 What's the physical intuition for symplectic structures?
• 16 What's the difference between a logic, an internal logic (language) of a category, an internal logic of a topos and a type theory?
• 15 Intuition behind Hilbert's Nullstellensatz
• 14 How algebraic geometry and motives appears in physics?
• 12 Is there a retraction of a non-orientable manifold to its boundary?
• 11 Compute $\operatorname{Hom}_{\mathbb{Z}} ( \mathbb{Q}, \mathbb{Z})$
• 11 Conditions for $\sqrt{\mathfrak{a + b}} = \sqrt{\mathfrak{a}} + \sqrt{\mathfrak{b}}$
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