Function reference • ompr

Build a model

MIPModel(): Create a new MIP Model

MILPModel(): Experimental: Create a new MILP Model

add_variable() add_variable_(): Add a variable to the model

set_objective() set_objective_(): Set the model objective

add_constraint() add_constraint_(): Add a constraint

set_bounds() set_bounds_(): Set the bounds of a variable

sum_over() sum_expr(): Sum over indexes

colwise(): Format variables colwise

as_colwise(): As_colwise

Solve a model

solve_model(): Solve a model

get_solution() get_solution_(): Get variable values from a solution

objective_value(): Extract the numerical objective value from a solution

solver_status(): Get the solver status from a solution

get_column_duals(): Gets the column duals of a solution

get_row_duals(): Gets the row duals of a solution

additional_solver_output(): Retrieve additional solver specific output

Solver-developer functions

new_solution(): Create a new solution

extract_constraints(): Extract the constraint matrix, the right hand side and the sense from a model

nvars(): Number of variables of a model

nconstraints(): Number of variables (rows) of the model

objective_function(): Extract the objective function from a model

variable_bounds(): Variable lower and upper bounds of a model

variable_keys(): Get all unique names of the model variables

variable_types(): Variable types of a model