11 Tenzori naprezanja i deformacija
11 Tenzori naprezanja i deformacija
11 Tenzori naprezanja i deformacija
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σ<br />
x<br />
Prva invarijanta <strong>naprezanja</strong><br />
+ σ + σ = σ + σ + σ<br />
y<br />
z<br />
1<br />
2<br />
3<br />
=<br />
konst.<br />
7