Increase in value of History plot of objective function

User: "Shabbik Shafiulla"
Altair Community Member
Updated by Shabbik Shafiulla

i am using the 2d cantilever beam with point load at end and  objective function has minimize compliance and i have give volumefrac 30% and i am getting the history plot as shown below and why there is a sudden increase in compliance value at irroration 8? can anyone explain why i have this change? 

Thank you,

 

image

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