Geodesic

Investigations on linear operators and function theory. Part 52

Some extremal problems for martingale transforms. II
p. 5-39
A boundedness criterion for averaging operators in variable exponent spaces of periodic functions
p. 40-63
New Bellman induction and a weak version of BMO
p. 64-93
On absolutely divergent Fourier series
p. 94-103
Inverse theorem of approximation by entire functions of exponential type
p. 104-115
Estimates in the ideal problem for the algebra $H^\infty$
p. 116-127
$\Phi$-inequalities on domains
p. 128-150
Inverse theorem of polynomial approximation on an elliptic curve
p. 151-177
Correction