assertTrue(adjSolver.setA(A));
adjSolver.addRowToA(row,insert);
// solve the system and see if it gets the expected solution
DenseMatrix64F X_found = RandomMatrices.createRandom(X.numRows,X.numCols,rand);
adjSolver.solve(Y,X_found);
// see if they produce the same results
assertTrue(MatrixFeatures.isIdentical(X_found,X,1e-8));
}