Initializing help system before first use

xpress.var

Description

Class representing optimization variables.

Variables are created using problem.addVariable or problem.addVariables.

Variable properties are synchronized with the optimization problem. In particular, modifying a writable property on the variable object updates the problem immediately.


Attributes
name 
Name of the variable.
vartype 
Type of the variable, one among the following:
xpress.continuous 
for continuous variables;
xpress.binary 
for binary variables;
xpress.integer 
for integer variables;
xpress.semicontinuous 
for semi-continuous variables;
xpress.semiinteger 
for semi-integer variables;
xpress.partiallyinteger 
for partially integer variables.
lb 
Lower bound of the variable.
ub 
Upper bound of the variable.
index 
Index of the variable in the Optimization problem. Read-only.
threshold 
Threshold for semi-continuous, semi-integer, and partially integer variables.
Related topics
problem.addVariable, problem.addVariables.


Parent Topic Xpress base classes

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