# Free operators with operator coefficients

Colloquium Mathematicae (1998)

- Volume: 74, Issue: 2, page 321-328
- ISSN: 0010-1354

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topLehner, Franz. "Free operators with operator coefficients." Colloquium Mathematicae 74.2 (1998): 321-328. <http://eudml.org/doc/210521>.

@article{Lehner1998,

author = {Lehner, Franz},

journal = {Colloquium Mathematicae},

keywords = {norm of convolution operator; free group; Leinert property; -algebra; representation; norms of convolution operators; Leinert sets},

language = {eng},

number = {2},

pages = {321-328},

title = {Free operators with operator coefficients},

url = {http://eudml.org/doc/210521},

volume = {74},

year = {1998},

}

TY - JOUR

AU - Lehner, Franz

TI - Free operators with operator coefficients

JO - Colloquium Mathematicae

PY - 1998

VL - 74

IS - 2

SP - 321

EP - 328

LA - eng

KW - norm of convolution operator; free group; Leinert property; -algebra; representation; norms of convolution operators; Leinert sets

UR - http://eudml.org/doc/210521

ER -

## References

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- [M-O] A. W. Marshall and I. Olkin, Inequalities: Theory of Majorization and its Applications, Academic Press, New York, 1979. Zbl0437.26007
- [M] R. Mathias, Concavity of monotone matrix functions of finite order, Linear and Multilinear Algebra 27 (1990), 129-138. Zbl0703.15021
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- [P-P] M. A. Picardello and T. Pytlik, Norms of free operators, ibid. 104 (1988), 257-261. Zbl0669.47007
- [W] W. Woess, A short computation of the norms of free convolution operators, ibid. 96 (1986), 167-170. Zbl0599.43007

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