Edit: Minor edits in Sections WILA, SSLE, RREF, TSS
+Edit: Extended slightly the conclusion of Theorem HSC
<theorem acro="HSC" index="homogeneous system!consistent">
<title>Homogeneous Systems are Consistent</title>
-<p>Suppose that a system of linear equations is homogeneous. Then the system is consistent.</p>
+<p>Suppose that a system of linear equations is homogeneous. Then the system is consistent and one solution is found by setting each variable to zero.</p>
<li>Suppose a homogeneous system of equations has 13 variables and 8 equations. How many solutions will it have? Why?
in words (not symbols) the null space of a matrix.
+<li>Describe the null space of a matrix.