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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
/
2010
/
Article
/
Fig 8
/
Research Article
Spectral Classification of Non-Coaxiality for Two-Dimensional Incremental Stress-Strain Response
Figure 8
𝜃
𝑑
𝜎
−
c
o
s
2
𝜃
i
n
c
for unstable INC (
𝐶
𝑑
𝑖
𝑗
𝑘
𝑙
𝛿
𝑘
𝑙
=
0
).
(a)
4 UIC
(b)
2 UIC
(c)
UIC
(d)
No UIC