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LP problem. $x_1$ is basic variable.$x_1=0$. Pivot is performed with the $x_1$ extracted from basis. Describe new basic feasible solution

score 336 · Answer 1 · 2026-03-27 13:41:10

336

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LP problem. $x_1$ is basic variable.$x_1=0$. Pivot is performed with the $x_1$ extracted from basis. Describe new basic feasible solution

Published on 27 Mar 2026 - 13:41

score 49 · Answer 2 · 2016-09-25 19:03:20

49

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score 45 · Answer 3 · 2016-09-26 16:07:38

45

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score 27 · Answer 4 · 2016-09-27 08:35:10

27

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score 195 · Answer 5 · 2016-09-28 09:57:00

195

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score 102 · Answer 6 · 2016-10-01 10:09:42

102

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score 7.2k · Answer 7 · 2016-10-06 21:49:22

7.2k

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Published on 06 Oct 2016 - 21:49

score 1.1k · Answer 8 · 2016-10-07 05:31:03

1.1k

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Solving $Ax = b$ for non-negative $x$ given boolean matrix $A$ and non-negative $b$

Published on 07 Oct 2016 - 5:31

score 680 · Answer 9 · 2026-03-25 08:08:00

680

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Can we have an integer polytope when $A$ is not totally unimodular and $b$ is an integer vector?

Published on 25 Mar 2026 - 8:08

score 218 · Answer 10 · 2026-02-23 10:18:46

218

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Published on 23 Feb 2026 - 10:18

score 48 · Answer 11 · 2016-10-11 00:49:36

48

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Solve $a^2=b+c^2$ with integers

Published on 11 Oct 2016 - 0:49

score 748 · Answer 12 · 2026-03-25 08:08:33

748

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Is this block matrix also totally unimodular?

Published on 25 Mar 2026 - 8:08

score 588 · Answer 13 · 2026-03-26 01:00:18

588

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Published on 26 Mar 2026 - 1:00

score 452 · Answer 14 · 2026-03-25 18:55:01

452

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Published on 25 Mar 2026 - 18:55

score 982 · Answer 15 · 2016-10-19 16:30:43

982

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Published on 19 Oct 2016 - 16:30

List Question

LP problem. $x_1$ is basic variable.$x_1=0$. Pivot is performed with the $x_1$ extracted from basis. Describe new basic feasible solution

Backbone Tree and Demand Graph

How to find a multiple of an integer that approximates a perfect square.

How to solve the following optimality problem?

How do I express a logical constraint in a MILP involving binary variables?

"Non-traditional" linear programming formulation

Linear Programming Formulation of Traveling Salesman (TSP) in Wikipedia

Solving $Ax = b$ for non-negative $x$ given boolean matrix $A$ and non-negative $b$

Can we have an integer polytope when $A$ is not totally unimodular and $b$ is an integer vector?

Fourier Motzkin Elimination and totally unimodularity

Solve $a^2=b+c^2$ with integers

Is this block matrix also totally unimodular?

How to prove that an integer linear program is infeasible?

Why does COIN-OR CBC Solver have both Continuous Solution Unbounded and Dual Infeasible exit statuses?

Transforming a worded problem into a integer programing system of equations

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