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-rw-r--r--sumofsquares/problems.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/sumofsquares/problems.py b/sumofsquares/problems.py
index 808e51c..f16eac7 100644
--- a/sumofsquares/problems.py
+++ b/sumofsquares/problems.py
@@ -60,7 +60,10 @@ class ConicProblem(Problem):
""" Linear term of the cost function """
is_qp: bool
+ """ Is the problem quadratic? """
+
dims: dict
+ """ Dimensions of the cones """
# TODO: Maybe do a dict[type, list[...]] instead?
constraints: dict[str, list[tuple[tuple[NDArray, ...], NDArray]]]
@@ -402,7 +405,8 @@ class InternalSOSProblem(Problem):
# If this error occurs an it is not the user's fault, there is
# a bug in SOSProblem.apply
raise ValueError("To convert to conic constraints must be linear or affine "
- f"but {str(c.expression)} has degree {constr.degree}.")
+ f"but {str(c.expression)} has degree {constr.degree} "
+ "(There is a product of decision variables).")
# Get constant and linear terms
constant = constr.affine_coefficient(MonomialIndex.constant())