On an Operator Preserving Inequalities between Polynomials

• 作者: Mohd. Ibrahim Mir Mushtaq Ahmad Shah Nisar Ahmad Rather
• 来源期刊: 应用数学(英文)
• 学科: 数学
• 关键词: COMPONENT POLYNOMIALS B-Operator Complex DOMAIN
• 年，卷（期）: 2012,（6）
• 页码范围: 557-563
• 页数: 7页
• 分类号: O1

摘要

Let be the class of polynomials of degree n and a family of operators that map into itself. For , we investigate the dependence of on the maximum modulus of on for arbitrary real or complex numbers , with , and , and present certain sharp operator preserving inequalities between polynomials.