Almost Auerbach, Markushevich and Schauder bases in Hilbert and Banach spaces

Anton Tselishchev

For any sequence of positive numbers $({\epsilon }_n{)}_{n=1}^{\infty }$ such that ${\sum }_{n=1}^{\infty }{\epsilon }_n=\infty$ we provide an explicit simple construction of $(1+\varepsil…