{"version":"1.0","type":"link","title":"Positive-real function - Newikis","description":"Positive-real functions, often abbreviated to PR function or PRF, are a kind of mathematical function that first arose in electrical network synthesis. They are complex functions, Z(s), of a complex variable, s. A rational function is defined to have the PR property if it has a positive real part…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}