✦ LIBER ✦
An alternative proof of Berg and Nikolaev’s characterization of CAT(0)-spaces via quadrilateral inequality
✍ Scribed by Takashi Sato
- Book ID
- 105755858
- Publisher
- Springer
- Year
- 2009
- Tongue
- English
- Weight
- 117 KB
- Volume
- 93
- Category
- Article
- ISSN
- 0003-889X
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