src/main/java/org/apache/datasketches/vector/matrix/MatrixImplOjAlgo.java (1 line):
	- line 137: // TODO: row/col limit checks


src/main/java/org/apache/datasketches/vector/decomposition/MatrixOps.java (1 line):
	- line 82: // TODO: make these actual checks


src/main/java/org/apache/datasketches/vector/decomposition/MatrixOpsImplOjAlgo.java (1 line):
	- line 219: // TODO: can we only use k_ values?