modelling, Slabs & plates. 1 INTRODUCTION The mathematical theory of plasticity, or limit analysis, was developed around the middle of the 20th century by Hodge, Drucker, Prager and Greenberg [1-4] in the USA and Hill [5] in the UK. Making use of extremum principles that can be traced back at least to Coulomb [6], the theory aims to predict the collapse load of a structure by means of the three limit analysis theorems: Upper Bound, Lower Bound and Uniqueness. The material properties are described…
Words 3275 - Pages 14