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- Amazon | Convex Analysis (Princeton Landmarks in Mathematics and Physics) (Princeton Mathematical Series) | Rockafellar, Ralph Tyrell | Mathematical Analysis
- Amazon | A Course in Convexity (Graduate Studies in Mathematics) | Barvinok, Alexander | Geometry & Topology
- ウッド氏のアーク、ビットコイン採掘は地球環境にプラスとなり得る - Bloomberg