Issue 47

R. Fincato et alii, Frattura ed Integrità Strutturale, 47 (2019) 231-246; DOI: 10.3221/IGF-ESIS.47.18

Mises von Mises stress η stress triaxiality  Lode angle  

Lode angle parameter (-1 <  < 1)

f  a

equivalent strain at fracture

McCauley’s brackets:

0 if   a

 

a

if a a a

0;

0

  a b   Heaviside step function: 







0 if a b a b           0; 1 if a b a b

0

:  A A A

norm of a generic second-order tensor A ,

A

246