✦ LIBER ✦

Nonsingularity of the difference and the sum of two idempotent matrices

✍ Scribed by Kezheng Zuo

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

The Drazin invertibility of the differen

✍ Dragana S. Cvetković-Ilić; Chun Yuan Deng 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 413 KB

In this note, some equivalents are established of the Drazin invertibility of differences and sums of idempotent operators on a Hilbert space.

The Drazin inverses of sum and differenc

✍ Chun Yuan Deng 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 132 KB

In this note, the Drazin inverses of sum and difference of idempotents on a Hilbert space are established under some conditions.

A generalization of Lavoie's inequality

✍ C.G. Khatri 📂 Article 📅 1983 🏛 Elsevier Science 🌐 English ⚖ 330 KB

On parallel sum and difference of matric

✍ Sujit Kumar Mitra; Madan Lal Puri 📂 Article 📅 1973 🏛 Elsevier Science 🌐 English ⚖ 258 KB

A criterion for the nonsingularity of ma

✍ Tomasz Szulc 📂 Article 📅 1990 🏛 Elsevier Science 🌐 English ⚖ 208 KB

Criteria for the nonsingularity of parti

✍ Tomasz Szulc 📂 Article 📅 1989 🏛 Elsevier Science 🌐 English ⚖ 471 KB