MathematicalFunctionData[entity, property]
MathematicalFunctionData[entprop, annotation]
MathematicalFunctionData[entity, property, annotation]
MathematicalFunctionData[entity, property, {qual1 -> val1, qual2 -> val2, …}]
MathematicalFunctionData[entity, property, annotation, {qual1 -> val1, qual2 -> val2, …}]