Bug 206 - part 3: Reimplement FullPivHouseholderQR<T>::matrixQ() using ReturnByValue
Bug 206 - part 3: Reimplement FullPivHouseholderQR<T>::matrixQ() using ReturnByValue

cjntaylor/eigen,pthulhu/eigen,pthulhu/eigen,pthulhu/eigen,pthulhu/eigen,cjntaylor/eigen,cjntaylor/eigen,pthulhu/eigen,cjntaylor/eigen