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A comment on drucker's postulate in the theory of plasticity

✍ Scribed by A. E. Green; P. M. Naghdi

Book ID
112493650
Publisher
Springer Vienna
Year
1965
Tongue
English
Weight
235 KB
Volume
1
Category
Article
ISSN
0001-5970

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Research note on quasi-convexity of the
Research note on quasi-convexity of the yield function and its relation to Drucker's postulate
✍ Alberto Franchi; Francesco Genna; Ferdinando Paterlini πŸ“‚ Article πŸ“… 1990 πŸ› Elsevier Science 🌐 English βš– 350 KB

The relations between the inequality expressing Drucker's postulate, the convexity of the admissible stress domain (yield surface) and the quasi-convexity of the yield function are examined. A formal, analytical proof is given of two theorems: the first one, which states the convexity of the yield d