Results 41 to 50 of about 82 (79)

[Pseudotumoral peritoneal tuberculosis: about 14 cases]. [PDF]

open access: yesPan Afr Med J, 2022
Bouchaib AE   +4 more
europepmc   +1 more source

Polynomial Numerical Hulls of Matrices

open access: yes, 2007
. For any n-by-n complex matrix A, we use the joint numerical range W(A,A 2,..., A k) to study the polynomial numerical hull of order k of A, denoted by V k (A). We give an analytic description of V 2 (A) when A is normal.
Chi-kwong Li, Ler Davis, Abbas Salemi
core  

Sustainable Mortars for Application in the Cultural Heritage Field. [PDF]

open access: yesMaterials (Basel), 2021
Monaco M   +3 more
europepmc   +1 more source

A Note On The Field Of Values Of Non-Normal Matrices

open access: yes, 2007
. It is shown that the distance from zero of the field of values of a matrix A depends on how large the departure from normality is compared to the distance from the zero of the field of values of the normal part of A.
Ilse C. F. Ipsen
core  

Heroin-Related Compounds and Metabolic Ratios in Postmortem Samples Using LC-MS-MS. [PDF]

open access: yesJ Anal Toxicol, 2021
Jakobsson G   +4 more
europepmc   +1 more source

Dynamic right ventricular function response to incremental exercise in pulmonary hypertension. [PDF]

open access: yesPulm Circ, 2020
Singh I   +6 more
europepmc   +1 more source

Effect of Low Versus High Tidal-Volume Total Liquid Ventilation on Pulmonary Inflammation. [PDF]

open access: yesFront Physiol, 2020
Sage M   +10 more
europepmc   +1 more source

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