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Development of the Berezin Number Inequalities

Acta Mathematica Sinica,English Series 2023年第7期39卷 1219-1228页

作者： Pintu BHUNIA Anirban SEN kallol paul Department of Mathematics Jadavpur UniversityKolkata 700032West BengalIndia

We present new bounds for the Berezin number inequalities which improve on the existing *** also obtain bounds for the Berezin norm of operators as well as the sum of two operators.

关键词： Berezin symbol Berezin number reproducing kernel Hilbert space

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Evaluation of the etiologies and rehabilitation status of patients with blindness: A prospective observational study

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Journal of Integrative Nursing 2023年第4期5卷 286-291页

作者： Sarmistha DAS Pankaj Kumar HALDER Suchidipa RAY Akholu VADEO kallol paul Sneha SARKAR Department of Ophthalmology College of Medicine and Sagore Dutta HospitalKolkataWest BengalIndia Department of Pediatric Surgery R.G.Kar Medical CollegeKolkataWest BengalIndia Department of Pediatric Medicine College of Medicine and Sagore Dutta HospitalKolkataWest BengalIndia Department of Pediatric Medicine R.G.Kar Medical CollegeKolkataWest BengalIndia

Objective:Preventive measures and appropriate rehabilitation are important in reducing the social burden of *** study was to evaluate the etiologies,proportions,and level of rehabilitation for patients with *** and Methods:A prospective observational study with 1000 visually impaired patients was *** data regarding age,gender,socioeconomic status(SES),etiologies,curable or incurable blindness(IB),treatments,awareness,and state of rehabilitation were collected and ***:The ratio of curable to IB was 0.82:*** proportion of blindness rises after 40,even while the proportion of curable blindness(CB)increases after *** male–female ratios were 1.25:1 and 1:1.66 in the cases of CB and IB,*** the other hand,the male–female ratio for childhood blindness was 1.66:***(78.22%)were the most common cause of CB,whereas diabetic retinopathy(24%),corneal opacity(17.5%),and trauma(12.4%)were causes of *** with illiteracy,low SES,and female gender were more likely to develop *** were low enrollment rates at the blind school and poor rehabilitation,mainly because of a lack of ***:Diabetic retinopathy,corneal opacity,and trauma are the major causes of *** and poor rehabilitation were more profound in women and were associated with illiteracy,low SES,and a lack of awareness.

关键词： Age awareness blindness curable incurable rehabilitation socioeconomic status

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