Changes between Initial Version and Version 1 of Ticket #18572, comment 5
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 06/03/15 00:36:52 (6 years ago)
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Ticket #18572, comment 5
initial v1 3 3 > [http://cvxopt.org/userguide/coneprog.html#linearprogramming separate data structure],. but this was not done in this code. 4 4 > 5 > What I need to understand is how `add_linear_constraint` in a backend is supposed to know that it deals with an equation. By comparing `lower_bound` and `upper_bound` ? nst5 > What I need to understand is how `add_linear_constraint` in a backend is supposed to know that it deals with an equation. By comparing `lower_bound` and `upper_bound` ? 6 6 7 7 this is certainly not an optimal way; in fact `add_constraint` in `mip.pyx` simply throws away the information on whether we have an equation, or not. In general it is not straightforward to get it back, as some loss of precision can happen.