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Implementing nested sets
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1
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74
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May 5, 2025
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Request for Support in Fixing the Errors
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1
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69
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February 19, 2025
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Grouping houly data into days to find max parameter values
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1
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70
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January 27, 2025
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Unexpected behavior from defined set
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2
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76
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December 11, 2024
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AMPL duplicate member "x" for set "y", how to fix it
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3
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935
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April 6, 2023
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Why do I get an “invalid subscript discarded” message when I display an AMPL parameter?
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0
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1153
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December 15, 2021
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Why doesn’t AMPL interpret the expression T..1 as I expect?
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0
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410
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December 15, 2021
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Why does “set S := 50 .. 70” give me a set of only 3 members?
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0
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489
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December 15, 2021
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I have declared “set S” and “param b {S}”. How do I write an AMPL expression for the arg min of b[i] — that is, the s in S such that b[s] equals the minimum of b[i] over al
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0
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595
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December 15, 2021
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How can I get AMPL to index over the “power set” consisting of all subsets of a set?
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0
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750
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December 15, 2021
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How can I apply AMPL’s ordered-set functions to pairs and higher-dimensional objects?
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0
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486
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December 15, 2021
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