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GAMS — The Solver Manuals - Available Software

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552 SNOPT<br />

<strong>The</strong> possible EXIT messages are listed in §5.1.<br />

<strong>The</strong> statistics following the EXIT message are as follows.<br />

Major, minor iterations. <strong>The</strong> number of major and minor iterations for this optimization task. Note that the<br />

number of minor iterations is the same as reported by ITERATION COUNT.<br />

Funobj, Funcon calls. <strong>The</strong> number of times SNOPT evaluated the objective function f(x) or the constraint<br />

functions F i (x) and their gradients. For a linearly constrained problem the number of funcon calls should<br />

be zero.<br />

Superbasics. This is number of superbasic variables in the reported solution. See §2.4.<br />

Aggregations. <strong>The</strong> number of equations removed from the model by the objective function recovery algorithm<br />

(see §2.1).<br />

Interpreter usage. This line refers to how much time was spent evaluating functions and gradients. Due to the<br />

low resolution of the clock and the small size of this model, it was concluded that 100% of the time was<br />

spent inside the routines that do function and gradient evaluations. For larger models these numbers are<br />

more accurate.

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