[Ipopt] bug in computing average values in EquilibrationScaling

victor.zverovich at gmail.com victor.zverovich at gmail.com
Mon Apr 28 16:49:45 EDT 2014


There is a bug in computing avrg_values in Ipopt at
two similar cases below. Instead of

  avrg_values[i] =+ fabs(val_buffer[i]);

there should be

  avrg_values[i] += fabs(val_buffer[i]);

Otherwise the value is simply overwritten every time.

The attached patch fixes the bug.

Best regards,
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