diff options
Diffstat (limited to 'src/theory/arith/row_vector.h')
-rw-r--r-- | src/theory/arith/row_vector.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/theory/arith/row_vector.h b/src/theory/arith/row_vector.h index efb64d1c7..a967f8d68 100644 --- a/src/theory/arith/row_vector.h +++ b/src/theory/arith/row_vector.h @@ -73,13 +73,16 @@ protected: public: - //RowVector() : d_entries() {} - RowVector(const std::vector< ArithVar >& variables, const std::vector< Rational >& coefficients, std::vector<uint32_t>& counts); + /** Returns the number of nonzero variables in the vector. */ + uint32_t size() const { + return d_entries.size(); + } + //Iterates over the nonzero entries in the Vector NonZeroIterator beginNonZero() const { return d_entries.begin(); } NonZeroIterator endNonZero() const { return d_entries.end(); } |