Checkpoint 1.4.1.
Explain what completeness is and why it is important. Note, an explanation is not a proof, just a clarification for someone else.
Section 1.4 Explain and Apply
Checkpoint 1.4.2.
Explain what consistency is and why it is important.
Checkpoint 1.4.3.
Modify the axioms for the Fano geometry so they are complete and consistent. You might use the Four Point Geometry axioms as a model.
Checkpoint 1.4.4.
Try to construct a Fano geometry with exactly seven points.
Checkpoint 1.4.5.
Modify the axioms of the Five Point Geometry to be complete and consistent. You might use the Four Point Geometry axioms as a model.
Checkpoint 1.4.6.
How many lines are there in this geometry?
Checkpoint 1.4.7.
Modify the axioms of the Five Point Geometry to be complete and consistent and so that they result in five lines.
