What is the difference between a^3 and a.^3 if a is a matrix?

6 visualizzazioni (ultimi 30 giorni)
C = magic(3)
D = C.^3;
D_max = max(D(:));
E = C^3

Risposta accettata

James Tursa
James Tursa il 29 Ott 2022
Modificato: James Tursa il 29 Ott 2022
E = C^3 is a matrix power, equivalent to E = C*C*C, where these are all matrix multiplies.
D = C.^3 is element-wise power, where D(1,1) = C(1,1)*C(1,1)*C(1,1), etc.

Più risposte (0)

Prodotti


Release

R2021a

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by