Changes between Version 24 and Version 25 of Ticket #20302


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Timestamp:
04/03/16 20:16:33 (5 years ago)
Author:
mkoeppe
Comment:

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  • Ticket #20302 – Description

    v24 v25  
    1 Frontend:
     1Frontend defects:
    22 - #20304: More error checking in `MixedIntegerLinearProgram`
    33 - #19523: defect: Adding constraints for the wrong MILP crashes Sage
     4 - #13696: process chained equalities with different signs correctly
     5 - #14540: MILP constraints are silently misunderstood
     6 - #15159: Segfault after deepcopy of MixedIntegerLinearProgram
     7
     8Frontend wishlist tickets:
    49 - #20331: A `MIPVariable`'s repr should include some useful information
    5  - #18733: enhancement: `MixedIntegerLinearProgram` should support tableau-query methods
    6  - #18688: task: `MixedIntegerLinearProgram` should support basis status getting/setting
    7 
    8 Wishlist tickets:
    9  - #7290: Dual method for linear programs
     10 - #18733: `MixedIntegerLinearProgram` should support tableau-query methods
     11 - #18688: `MixedIntegerLinearProgram` should support basis status getting/setting
     12 - #7290: Dual method for linear programs (dup: #13141)
     13 - #7300: Display tight constraints
     14 - #7790: Setting a default max/min bound when calling `MixedIntegerLinearProgram.new_variable`
    1015 - #15356: linear programming enhancements
     16 - #15583: sage.numerical.linear_functions.LinearConstraint is not a hashable type
    1117
    1218Improvements to backends:
    … …  
    1420 - #19525: enhancement: Improve GLPK error handling
    1521 - #20332: `CVXOPTBackend`: Set initial `problem_name`
     22 - #18572: CVXOPT solver equations handling
    1623 - #20337: MIP: Several fixes regarding constant terms in the objective function
    1724 - #20323: Common `TestSuite` for MIP backends
    … …  
    2229 - #10232: check GLPK bound errors
    2330 - #20351: `sage.libs.ppl.MIP_Problem` and `PPLBackend`: Add support for integer variables
     31
     32Improvements to underlying libraries:
     33 - #19903 crash with MIP_Problem
    2434
    2535New backends: