This type is used to refer to a row of the LP.
Its value remains valid and correct even after the addition or erase of other rows.
#include <lemon/lp_base.h>
Inheritance diagram for LpBase::Row:Public Member Functions | |
| Row () | |
| Default constructor. More... | |
| Row (const Invalid &) | |
| Invalid constructor & conversion. More... | |
| bool | operator== (Row r) const |
| Equality operator. More... | |
| bool | operator!= (Row r) const |
| Inequality operator. More... | |
| bool | operator< (Row r) const |
| Artificial ordering operator. More... | |
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Two Rows are equal if and only if they point to the same LP row or both are invalid.
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To allow the use of this object in std::map or similar associative container we require this.
1.8.5