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What's the difference between residual and cauchy in convergence criteria

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Old   September 7, 2015, 08:43
Default What's the difference between residual and cauchy in convergence criteria
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Jason Shih
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Hi,
I'm using SU2_v3.2.7 for shape optimization, but I'm a little confuse about the option RESIDUAL and CAUCHY in convergence criteria. Can anybody explain the difference between these options for me?
Thanks in advance!
Jason Shih
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