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▫$Y$▫-compatible and strict ▫$Y$▫-compatible functionsHvala, Bojan ; Klavžar, Sandi ; Novak, Franc, 1950-Naj bo ▫$Y \in \RR^n$▫. Funkcija ▫$f : \RR^n \to \RR^k$▫ ▫$Y$▫-kompatibilna, če je za vsak ▫$Z \in \RR^n$▫ ▫$Z \le Y$▫ natanko tedaj, ko je ▫$f(Z) \le f(Y)$▫. Funkcija ▫$f$▫ je strogo ... ▫$Y$▫-kompatibilna, če je ▫$Z < Y$▫ natanko tedaj, ko je ▫$f(Z) < f(Y)$▫. Dokazano je, da za vsak ▫$Y \in \RR^n$▫, ▫$n \ge 2$▫, ne obstaja ▫$Y$▫-kompatibilna funkcija ▫$f : \RR^n \to \RR^k$▫, ▫$1 \le k < n$▫. Dokazano je tudi, da je ▫$J_f(Y) = 0$▫ za odvedljivo strogo ▫$Y$▫-kompatibilno preslikavo ▫$f$▫. Pri tem je ▫$J_f(Y)$▫ Jacobijeva matrika preslikave ▫$f$▫ v ▫$Y$▫. Gornji problemi se pojavijo pri stiskanju podatkov analognih signatur.Source: Applied mathematics letters. - ISSN 0893-9659 (Let. 10, št. 1, 1997, str. 79-82)Type of material - article, component partPublish date - 1997Language - englishCOBISS.SI-ID - 5598728
Author
Hvala, Bojan |
Klavžar, Sandi |
Novak, Franc, 1950-
Topics
matematika |
analiza |
funkcije več spremenljivk |
kompatibilne funkcije |
strogo kompatibilne funkcije |
Jacobijeva matrika |
stiskanje podatkov |
mathematics |
analysis |
functions of several variables |
compatible functions |
strict compatible functions |
Jacobian matrix |
data compression
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| Database name | Field | Year |
|---|
| Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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| Hvala, Bojan | 06084 |
| Klavžar, Sandi | 05949 |
| Novak, Franc, 1950- | 05601 |
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