Package index • scip

Package

scip scip-package: scip: R Interface to the SCIP Optimization Suite

One-Shot Solver

Solve a complete problem in a single call

scip_solve(): Solve a linear or mixed-integer program using SCIP
scip_control(): SCIP solver control parameters

Model Construction

Build optimization models incrementally

scip_model(): Create a SCIP model
scip_add_var(): Add a variable to a SCIP model
scip_add_vars(): Add multiple variables to a SCIP model
scip_set_objective_sense(): Set objective sense

Constraints

Add constraints to a model

scip_add_linear_cons(): Add a linear constraint to a SCIP model
scip_add_quadratic_cons(): Add a quadratic constraint to a SCIP model
scip_add_sos1_cons(): Add a SOS1 constraint to a SCIP model
scip_add_sos2_cons(): Add a SOS2 constraint to a SCIP model
scip_add_indicator_cons(): Add an indicator constraint to a SCIP model

Solve and Query

Solve the model and retrieve results

scip_optimize(): Solve a SCIP model
scip_get_status(): Get solver status
scip_get_solution(): Get the best solution
scip_get_objval(): Get objective value of best solution
scip_get_nsols(): Get number of solutions found
scip_get_sol(): Get the k-th solution from the solution pool
scip_get_info(): Get solver information

Parameters and Cleanup

Configure solver parameters and free resources

scip_set_param(): Set a SCIP parameter
scip_model_free(): Free a SCIP model
print(<scip_control>): Print method for scip_control objects
make_csc_matrix(): Convert a matrix to CSC (Compressed Sparse Column) format