Characterization of a Hilbert vector lat
✍
A.B. Németh
📂
Article
📅
2003
🏛
Elsevier Science
🌐
English
⚖ 117 KB
If H is a real Hilbert space, K is a closed, generating cone therein and P K is the metric projection onto K; then the following two conditions 1 and 2 are equivalent: 1. (i) P K is isotone: y À xAK ) P K ðyÞ À P K ðxÞAK and (