AMPL

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A discussion and help group for AMPL, an algebraic modeling language for optimization problems of many kinds.  AMPL lets people use common notation and familiar concepts to formulate models and examine solutions, while the computer manages communication with appropriate solvers.
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Topics (5881)
Replies Last Post Views
[AMPL 17274] License by Baky-ampl
0
by Baky-ampl
[AMPL 17248] Limiting a variable by itself by Eric E S├Ąttar
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by AMPL mailing list
[AMPL 17256] BPP synthax error by Felipe
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by Felipe
[AMPL 17256] BPP synthax error by Felipe
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by Felipe
[AMPL 17202] [AMPL Newbie] Question regarding the constraints setup by Sunghun Jung
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by AMPL mailing list
[AMPL 17247] AMPL BARON CPLEX CPLEXAMP by danhu
1
by AMPL mailing list
[AMPL 17213] using if then statements in scenario based stochastic programs by sharethramh
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by AMPL mailing list
[AMPL 17241] Presolve Issue by danhu
3
by AMPL mailing list
[AMPL 17241] BARON AMPL Error by danhu
2
by danhu
[AMPL 17234] "too much memory used" & retrieve "optimal solution found" by Luo Vicky
4
by Luo Vicky
[AMPL 17215] condizione di appartenenza by ecipolla5
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by AMPL mailing list
[AMPL 17234] "too much memory used" & retrieve "optimal solution found" by just4iris.luo
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by just4iris.luo
[AMPL 17224] How can I write a fraction (e.g. 1/7) in AMPL? by christian.flasshoff
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by AMPL mailing list
[AMPL 17224] Fractions by christian.flasshoff
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by AMPL mailing list
[AMPL 17222] Creating random sets for simulation by simon_onair
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by AMPL mailing list
[AMPL 16999] GSL random generation by Alan Delgado de Oliv...
5
by raxyao
[AMPL 17224] Error exit code 18446744072635810105 by phuong104rk
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by phuong104rk
[AMPL 17205] How to save the data file from unformatted file (read from other dat files) into formatted files by danhu
4
by AMPL mailing list
[AMPL 17209] Simplification with Power Set by Shaya Sheikh
1
by AMPL mailing list
[AMPL 17202] ampl gurobi to store mulitple solutions by Zhang Peng
1
by AMPL mailing list
[AMPL 17200] Solving system of nonlinear equations by Mostafa Shamsi
1
by AMPL mailing list
[AMPL 15971] Problem: J already defined by Eduardo Bessa
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by Eduardo Bessa
[AMPL 17198] solution determined by presolve by Luo Vicky
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by Luo Vicky
[AMPL 17192] save objective value in matlab by Luo Vicky
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by Luo Vicky
[AMPL 17191] DataFrame for Time Index by Luo Vicky
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by Luo Vicky
[AMPL 17177] AMPL-64 to 32-bit ODBC: Error reading table... with table handler tableproxy: p->write failure by john.vandevate
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by john.vandevate
[AMPL 17099] Setting $presolve_fixeps by chenier.emilie
5
by AMPL mailing list
[AMPL 17162] Variable based condition in a constraint - is there a workaround? by lothar.loewer
7
by AMPL mailing list
[AMPL 17175] Passing a value of one objective into constraint of another by mpeinad1
2
by AMPL mailing list
[AMPL 17162] expected ; . or number by vinhkp3rljv
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by AMPL mailing list
[AMPL 17172] Optimal Solutions by Stefanie Sos
1
by AMPL mailing list
[AMPL 17170] AMPL ASL For Gurobi solver by raxyao
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by AMPL mailing list
[AMPL 10791] Can AMPL take multiple objectives? by Akshit Agarwal
2
by mpeinad1
[AMPL 17148] How to squeeze (remove singleton dimension) a set by mk4ise12
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by mk4ise12
[AMPL 17162] local solver by Yu Du
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by Yu Du
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