Fuzzy normed linear spaces extend conventional normed spaces by integrating a degree of imprecision through fuzzy set theory, thereby quantifying uncertainty in the measurement of vector magnitude. In ...

Linear operators form the cornerstone of analysis in Banach spaces, offering a framework in which one can rigorously study continuity, spectral properties and stability. Banach space theory, with its ...

Philosophy of Science, Vol. 59, No. 2 (Jun., 1992), pp. 163-175 (13 pages) Richard Jeffrey and Michael Goldstein have both introduced systematic approaches to the structure of opinion changes. For ...